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Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: In fluorescence spectroscopy, the quantum yield (Φ_f) is best defined as the
(A)rate of fluorescence emission (B)number of photons emitted (C)number of photons emitted, divided by the number of photons absorbed (D)number of excitation photons impinging on the sample, divided by the number of photons absorbed
Output:
| [
"C"
] | task687-f4eecefd81d24d82a7494c6b9ac94e83 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The T2 of an NMR line is 15 ms. Ignoring other sources of linebroadening, calculate its linewidth.
(A)0.0471 Hz (B)21.2 Hz (C)42.4 Hz (D)66.7 Hz
Output:
| [
"B"
] | task687-e0866e8a911d4d39967b77a0c5817b42 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following ions, which has the smallest radius?
(A)K+ (B)Ca2+ (C)Sc3+ (D)Rb+
Output:
| [
"C"
] | task687-1a39a2591740438ea05b29629f489860 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Predict the hyperfine value for the EPR spectrum of fully deuteriated benzene radical anion C6D6•-.
(A)0.375 mT (B)3.75 G (C)2.35 mT (D)0.58 G
Output:
| [
"D"
] | task687-419adb7c288e4e14b200da89d62d8587 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A substance that is NOT generally considered to be a toxic pollutant in water is
(A)carbonic acid (B)a halogenated hydrocarbon (C)lead (D)mercury
Output:
| [
"A"
] | task687-c74e0f9d45b048acad0d743e0a20aeb6 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The strongest base in liquid ammonia is
(A)NH3 (B)NH2− (C)NH4+ (D)N2H4
Output:
| [
"B"
] | task687-0d90036ded21429db9e05cfb9e67b653 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the spin angular momentum of 43Ca. [I = 7⁄2]
(A)2.166 x 10^-34 J s (B)3.691 x 10^-34 J s (C)4.185 x 10^-34 J s (D)5.493 x 10^-34 J s
Output:
| [
"C"
] | task687-a3cb19af50a948a9bbfba22167c52b0c |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following solutions, which will have the highest ionic strength? (Assume complete dissociation.)
(A)0.050 M AlCl3 (B)0.100 M NaCl (C)0.050 M CaCl2 (D)0.100 M HCl
Output:
| [
"A"
] | task687-40dbcbeb3b4b40889eb8841fbd479136 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is a primary standard for use in standardizing bases?
(A)Ammonium hydroxide (B)Sulfuric acid (C)Acetic acid (D)Potassium hydrogen phthalate
Output:
| [
"D"
] | task687-c203e197a92248ea8e81e43eff636abc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: What is the strength (B1) of a 13C 90° pulse of duration 1 μs?
(A)3.72 mT (B)5.18 mT (C)17.0 mT (D)23.3 mT
Output:
| [
"B"
] | task687-de03882779bf4cb28a7a0517ae3dcc16 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is an n-type semiconductor?
(A)Silicon (B)Diamond (C)Silicon carbide (D)Arsenic-doped silicon
Output:
| [
"D"
] | task687-c4fd2659322546c8ad1db83df20dace6 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: When the following equation is balanced, which of the following is true?
__ MnO4− + __ I− + __ H+ <-> __ Mn2+ + __ IO3− + __ H2O
(A)The I− : IO3− ratio is 3:1. (B)The MnO4- : I- ratio is 6:5. (C)The MnO4- : Mn2+ ratio is 3:1. (D)The H+ : I− ratio is 2:1.
Output:
| [
"B"
] | task687-283d79e6d19f4861a7933dbfad3210b2 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 1H spectrum of a mixture of dimethylsulphoxide (DMSO) and acetonitrile (AN) contains lines with relative intensities α and 3α, respectively. What is the ratio of the two concentrations, [DMSO]:[AN]?
(A)1:1 (B)1:3 (C)1:6 (D)2:3
Output:
| [
"C"
] | task687-2aa3a91dea634536a8f0c042a9d69ae1 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: When the Heisenberg uncertainty principle is applied to a quantum mechanical particle in the lowest energy level of a one-dimensional box, which of the following is true?
(A)Momentum is known exactly, but no information about position can be known. (B)Position is known exactly, but no information about momentum can be known. (C)No information about either position or momentum can be known. (D)Neither position nor momentum can be known exactly.
Output:
| [
"D"
] | task687-eda6b0bcc437436c9820ac3630fe487f |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: What is the magnetic moment of 205Tl?
(A)[ɣ (205TI = 1.569 x 108 T-1 s-1, I = ½] (B)0.717 x 10^-26 J T-1 (C)0.827 x 10^-26 J T-1 (D)1.433 x 10^-26 J T-1
Output:
| [
"C"
] | task687-72eacb2f1f33466d8a124eacaafeb58c |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: At 25°C, the maximum amount of PbI2 that can be dissolved in 1.00 L of pure water is 1.0 mmol. Assuming complete dissociation, the solubility product, K_sp, for lead iodide at 25°C is
(A)1.0 × 10^−3 (B)1.0 × 10^−6 (C)1.0 × 10^−9 (D)4.0 × 10^−9
Output:
| [
"D"
] | task687-83047239764b4a58a583dd779fee65e0 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A single line is seen in the 31P spectrum of a solution of sodium phosphate. The 31P chemical shifts of H2PO4‾ and HPO42– are 3.42 ppm and 5.82 ppm respectively. What is the chemical shift when the pH of the solution equals the pKa of H2PO4‾?
(A)3.41 ppm (B)3.98 ppm (C)4.33 ppm (D)4.62 ppm
Output:
| [
"D"
] | task687-e0ac0455b8df4ded858437049e0b18bd |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following ionic substances, which has the greatest lattice enthalpy?
(A)MgO (B)MgS (C)NaF (D)NaCl
Output:
| [
"A"
] | task687-3630aef875df476f89f5227ffeac2642 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following statements most accurately explains why the T1 of a nucleus is sometimes longer than its T2?
(A)T1, unlike T2, is sensitive to very low-frequency molecular motions. (B)T2, unlike T1, is sensitive to very low-frequency molecular motions. (C)T1, unlike T2, is sensitive to molecular motions at the Larmor frequency. (D)T2, unlike T1, is sensitive to molecular motions at the Larmor frequency.
Output:
| [
"D"
] | task687-308bf3791117474b92906792045fbafc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Reduction of D-xylose with NaBH4 yields a product that is a
(A)racemic mixture (B)single pure enantiomer (C)mixture of two diastereomers in equal amounts (D)meso compound
Output:
| [
"D"
] | task687-35165955889441a9b3ad16136e1037e5 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Exact solutions of the Schrödinger equation CANNOT be obtained for a
(A)simple harmonic oscillator (B)particle in a one-dimensional box (C)rigid rotor (D)helium atom
Output:
| [
"D"
] | task687-f4770e94bee74b6ba97bb73597d7e31f |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: An electron and a proton are placed in a 1.0 T magnetic field at 300 K. What is the ratio of the equilibrium polarizations: |pe / pH| ?
(A)[|ɣe| = 1.761 x 10^11 T^-1 s^-1] (B)820 (C)658 (D)329
Output:
| [
"B"
] | task687-be29d315d4ba4f098b31d9f21c6a10de |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Suppose that the 13C nuclei in a molecule in a 600 MHz spectrometer can be 100% polarized (p = 1). If T1 = 5.0 s, how long does it take for p to reach a value equal to twice the thermal equilibrium polarization at 298 K?
(A)[The polarization relaxes exponentially: p(t) = [p(0) - peq]exp(-t/T1) + peq.] (B)72.0 s (C)56.6 s (D)12.7 s
Output:
| [
"B"
] | task687-fce48f81bc9e4e888039cde2a26bc3b9 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A 1 M solution of TEMPO in chloroform at room temperature shows broader EPR spectrum than that of a 1 mM solution. Which sentence describes this phenomenon most accurately?
(A)in the more concentrated solution, the lines are broadened due to the dipole-dipole interaction between the TEMPO molecules (B)in the more concentrated solution, the lines are broadened by the slow tumbling of TEMPO molecules (C)in the more concentrated solution, the lines are broadened due to the exchange interaction between the TEMPO molecules (D)in the more concentrated solution, the lines are broadened by the hyperfine interaction between the TEMPO molecules
Output:
| [
"C"
] | task687-825c3c4f88834676b3366b5f5030985e |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is a true statement about optical isomerism of complexes containing achiral ligands?
(A)Square planar complexes can display optical isomerism only if all four ligands are identical. (B)Tetrahedral complexes never display optical isomerism. (C)Linear complexes can display optical isomerism when both ligands are different. (D)Octahedral complexes of monodentate ligands can display optical isomerism only when they have at least three different ligands.
Output:
| [
"D"
] | task687-84366e03064e47a8aab82668dbc98164 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: In the vibrational-rotational spectrum of a diatomic molecule, the R-branch of the spectrum is the result of which of the following transitions?
(A)ΔJ = 0; Δu = 0 (B)ΔJ = 1; Δu = 0 (C)ΔJ = 2; Δu = 0 (D)ΔJ = 1; Δu = 1
Output:
| [
"D"
] | task687-3284ad5caffb4bf0bb7ca48c8dcbe900 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following procedures tend(s) to minimize the influence of random errors on measured results?
I. Signal averaging
II. Use of internal standards
III. Averaging the results from multiple samples
(A)I only (B)II only (C)III only (D)I and III only
Output:
| [
"D"
] | task687-fc70805441d4458a921887891e61ab4f |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The rotational correlation time of a spherical object of radius r immersed in a liquid with viscosity η is given by the Stokes equation: τc = 4πηr3/3kBT. A small molecule with relative molecular mass Mr = 100 in water at 298 K has τc = 50 ps. Assuming that Mr is proportional to the molecular volume, estimate τc for a small protein with Mr = 8400.
(A)420 ns (B)42 ns (C)4.2 ns (D)420 ps
Output:
| [
"C"
] | task687-5c2044d74f9540f7a02f3651bf82e76d |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: What is the ratio of line intensities in the EPR spectrum of the t-Bu radical (CH3)3C•?
(A)1:19:36:84:126:126:84:36:19:1 (B)1:9:36:84:126:126:84:36:9:1 (C)1:9:35:82:120:120:82:35:9:1 (D)1:8:28:56:70:56:28:8:1
Output:
| [
"D"
] | task687-8b5329e573a545e690a09d18d8489239 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Predict the number of lines in the EPR spectrum of a solution of dimethylnitroxide (CH3)2NO• assuming the lines do not overlap.
(A)21 (B)3 (C)7 (D)24
Output:
| [
"B"
] | task687-9f82478a05c749d4834a1e33be3d8cc2 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the polarization of a proton in a magnetic field of 335 mT and 10.5 T at 298 K.
(A)6.345 x 10^-4 at 0.335 T; 9.871 x 10^-5 at 10.5 T (B)0.793 x 10^-4 at 0.335 T; 6.931 x 10^-7 at 10.5 T (C)1.148 x 10^-6 at 0.335 T; 3.598 x 10^-5 at 10.5 T (D)4.126 x 10^-3 at 0.335 T; 2.142 x 10^-6 at 10.5 T
Output:
| [
"D"
] | task687-4af0fd0549a243008920898a98b553a9 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Elements with partially filled 4f or 5f orbitals include all of the following EXCEPT
(A)Cu (B)Gd (C)Eu (D)Am
Output:
| [
"A"
] | task687-e8906432f7f64dfa972dfd97040cc056 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A molecule has a rotational correlation time of 1 ns. At what magnetic field would protons in this molecule have the fastest spin-lattice relaxation? [Use eqns 5.3 and 5.4.]
(A)3.74 T (B)5.19 T (C)6.08 T (D)9.49 T
Output:
| [
"A"
] | task687-2409840a3ecd484295addd8a5e8da6e8 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is lower for argon than for neon?
(A)Melting point (B)Boiling point (C)Polarizability (D)First ionization energy
Output:
| [
"D"
] | task687-8374ca898ad1487686023cfb628bf683 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The X-band (9.5 GHz) EPR spectrum of a matrix isolated Na atom reveals four hyperfine lines with resonant field positions of 3074 G, 3174 G, 3274 G and 3374 G. Calculate the g value of the atom.
(A)g = 2.002 (B)g = 1.950 (C)g = 2.250 (D)g = 2.005
Output:
| [
"A"
] | task687-fc131e5ceb2a41479758e384fadf8ff7 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: On the basis of oxidation-reduction potential, which of the following is most likely to occur?
(A)Al(s) + 3 NaNO3(aq) 3 Na(s) + Al(NO3)3(aq) (B)Zn(s) + 2 Ag(NO3)(aq) → 2 Ag(s) + Zn(NO3)2(aq) (C)Pb(s) + Ca(NO3)2(aq) → Ca(s) + Pb(NO3)2(aq) (D)Pb(s) + 2 LiNO3(aq) → 2 Li(s) + Pb(NO3)2(aq)
Output:
| [
"B"
] | task687-3b47018438914a1d801e120cd2d4a7b7 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is (are) characteristic of mass spectrometry?
I. Analyte molecules are converted to gaseous ions.
II. The ions are separated according to their mass-to-charge ratio.
III. In addition to compound identification, mass spectra can be utilized to determine precise isotopic masses and isotopic ratios.
(A)II only (B)I and II only (C)I and III only (D)I, II, and III
Output:
| [
"D"
] | task687-4c8650b658ea4012b0b5d9ea1da4047d |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: During a delay, spins with an offset frequency Ω = 250 rad s-1 precess through an angle of 60°. How long is the delay?
(A)4.19 ms (B)26.3 ms (C)240 ms (D)1510 ms
Output:
| [
"A"
] | task687-1c8875050f5f43e4b201f705dab79d53 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Estimate the β-hyperfine value for the cyclobutyl radical (C4H7•) assuming the radical is flat and the HCH angle is 115°.
(A)4.6 mT (B)27 G (C)5.4 mT (D)3.8 mT
Output:
| [
"A"
] | task687-b06d4255519340c58050602d6da8d6e9 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: 23Na has an NMR frequency of 198.52 MHz in a 750 MHz NMR spectrometer. What is its magnetogyric ratio?
(A)101.1 x 10^7 T-1 s-1 (B)26.75 x 10^7 T-1 s-1 (C)7.081 x 10^7 T-1 s-1 (D)0.9377 x 10^7 T-1 s-1
Output:
| [
"C"
] | task687-ccbb60a2ec664a57a8b5f34d8ddcaffe |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Predict the number of lines in the EPR spectrum of a solution of 13C-labelled methyl radical (13CH3•), assuming the lines do not overlap.
(A)4 (B)3 (C)6 (D)24
Output:
| [
"A"
] | task687-0ce3e83deb504a0eb0f8f56cbd2cc7b8 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: What is the limiting high-temperature molar heat capacity at constant volume (C_V) of a gas-phase diatomic molecule?
(A)1.5R (B)2R (C)2.5R (D)3.5R
Output:
| [
"D"
] | task687-ad126eef822541bbadfb3f5ea67156bc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The equilibrium populations of the 1H energy levels of a molecule are nα = nαeq and nβ = nβeq. What are the populations after a 5.0 μs pulse when B1 = 4.697 mT?
(A)nα = nβeq and nβ = nαeq (B)nα = nαeq and nβ = nβeq (C)nα = ½(nαeq + nβeq) and nβ = ½(nαeq + nβeq) (D)nα = nαeq + nβeq and nβ = nαeq + nβeq
Output:
| [
"A"
] | task687-ed0eb763ea694e1a943f7c9ab2f845eb |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the equilibrium polarization of 13C nuclei in a 20.0 T magnetic field at 300 K.
(A)10.8 x 10^-5 (B)4.11 x 10^-5 (C)3.43 x 10^-5 (D)1.71 x 10^-5
Output:
| [
"D"
] | task687-4f82970b7a3e4b22b68a888a00b25f01 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The amplitude of a free induction decay drops to 25% of its initial intensity after 1.0 s. Assuming exponential relaxation and Ω = 0, determine the value of T2.
(A)0.721 s (B)0.750 s (C)1.386 s (D)1.661 s
Output:
| [
"D"
] | task687-2c624a1a1a154caf97098d8e478d4c5d |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is the most common naturally-occurring form in which silicon is found?
(A)Metallic element (B)Sulfide (C)Fluoride (D)Oxide
Output:
| [
"D"
] | task687-8b87eee33bfa441eb21b761f143f5739 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 1H Larmor frequency of benzene exceeds that of trifluoroacetic acid by 1.656 kHz on a 400 MHz spectrometer. The 1H chemical shift of benzene is 7.16 ppm. What is the chemical shift of trifluoroacetic acid?
(A)3.02 ppm (B)5.03 ppm (C)10.56 ppm (D)11.30 ppm
Output:
| [
"D"
] | task687-c965154f1fa64a378f8e0d49e9b90ede |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following experimental observations were explained by Planck’s quantum theory?
(A)Blackbody radiation curves (B)Emission spectra of diatomic molecules (C)Electron diffraction patterns (D)Temperature dependence of reaction rates
Output:
| [
"A"
] | task687-d3205700b68d473d9892bad41f5cc6b2 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: 3 Cl−(aq) + 4 CrO_4^2−(aq) + 23 H+(aq) → 3 HClO2(aq) + 4 Cr3+(aq) + 10 H2O(l). In the reaction shown above, Cl−(aq) behaves as
(A)an acid (B)a base (C)a catalyst (D)a reducing agent
Output:
| [
"D"
] | task687-5c826fab57944a5ea1d93ea771fb7c05 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: What is the maximum value of the z-component of the spin angular momentum of 43Ca? [I = 7⁄2]
(A)3.691 x 10^-34 J s (B)4.185 x 10^-34 J s (C)5.493 x 10^-34 J s (D)8.370 x 10^-34 J s
Output:
| [
"A"
] | task687-33d104203102426f909f2e1d00cdc108 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The solid-state structures of the principal allotropes of elemental boron are made up of which of the following structural units?
(A)B12 icosahedra (B)B8 cubes (C)B6 octahedra (D)B4 tetrahedra
Output:
| [
"A"
] | task687-e0fead60c1cc4a7388e54f1b13b21990 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 13C spectrum of which isomer of C6H14 has lines with five distinct chemical shifts?
(A)hexane (B)2-methylpentane (C)3-methylpentane (D)2,3-dimethylbutane
Output:
| [
"B"
] | task687-bafaeea3672e4ea8a3808f65e5fe792b |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The magnetic moment (μI) of an unknown nuclide is 2.884 x 10^-27 J T-1. Given the nuclear spin is known to be 1, identify the unknown nuclide.
(A)14N (B)2H (C)19F (D)6Li
Output:
| [
"B"
] | task687-4570f3e264e841d49f496ba446210b25 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A silyl radical bearing an Si-H· fragment has a g value of 2.0033 and a pair of lines separated by 15.5 MHz. Express the splitting in units of mT, Gauss and cm-1.
(A)15.5 MHz = 11.104 mT = 27.201 Gauss = 0.862 x 10^-4 cm-1 (B)15.5 MHz = 7.352 mT = 10.104 Gauss = 18.39 x 10^-4 cm-1 (C)15.5 MHz = 1.55 mT = 0.562 Gauss = 31.0 x 10^-4 cm-1 (D)15.5 MHz = 0.553 mT = 5.530 Gauss = 5.17 x 10^-4 cm-1
Output:
| [
"B"
] | task687-4858a8bb08bf4c17b8e1afc8772c4255 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is always true of a spontaneous process?
(A)The process is exothermic. (B)The process does not involve any work. (C)The entropy of the system increases. (D)The total entropy of the system plus surroundings increases.
Output:
| [
"D"
] | task687-eb3377182dc9462797a61e532cc4872e |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following atoms, which has the lowest electron affinity?
(A)F (B)Si (C)O (D)Ca
Output:
| [
"D"
] | task687-925c8b18129c479291363fa677af98f3 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which nuclide has an NMR frequency of 115.5 MHz in a 20.0 T magnetic field?
(A)17O (B)19F (C)29Si (D)31P
Output:
| [
"A"
] | task687-396689172ea0481bb3785c8390aef654 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The normal modes of a carbon dioxide molecule that are infrared-active include which of the following?
I. Bending
II. Symmetric stretching
III. Asymmetric stretching
(A)I only (B)II only (C)III only (D)I and III only
Output:
| [
"D"
] | task687-b71b123f79944c93a89658990da70969 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A student performs five titrations and obtains a mean result of 0.110 M, with a standard deviation of 0.001 M. If the actual concentration of the titrated solution is 0.100 M, which of the following is true about the titration results?
(A)Accurate but not precise (B)Precise but not accurate (C)Both accurate and precise (D)Neither accurate nor precise
Output:
| [
"B"
] | task687-bbf62ca3a46f480b9d7abab596c26c36 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which one of the following statements is true:
(A)Large and positive g shifts are observed when the LUMO – HOMO gap is small and λ is positive. (B)Large deviations in g occurs when the energy difference between the SOMO and lowest lying excited state is large. (C)A large deviation of g from ge is expected when λ is large and the energy difference between the SOMO and the lowest lying excited state is small. (D)A small deviation of g from ge is expected when λ is small and positive.
Output:
| [
"C"
] | task687-8413c553b15145bd8d3b31609552e127 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which one sentence explains most accurately why spin trapping is often used to detect free radical intermediates?
(A)spin trapping provides more structural information than direct detection by EPR (B)spin trapping makes it easy to quantify free radical intermediates (C)steady state concentration of free radical intermediates is often too low to enable direct detection by EPR (D)detection of spin adducts requires lower power than direct detection of radical intermediates
Output:
| [
"D"
] | task687-9fcc90cfdaf745fbb96a3edd7a08d48d |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Considering 0.1 M aqueous solutions of each of the following, which solution has the lowest pH?
(A)Na2CO3 (B)Na3PO4 (C)Na2S (D)NaCl
Output:
| [
"D"
] | task687-2ff923ebd62949079f08a72f4c0b6e2e |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the magnetic moment (μI) of a 13C nucleus.
(A)6.1445 x 10^-27 J T-1 (B)3.1445 x 10^-27 J T-1 (C)9.1445 x 10^-27 J T-1 (D)1.1445 x 10^-28 J T-1
Output:
| [
"C"
] | task687-e274f25046d94a6692c828fc99814fb8 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The Henry’s law constant for CO2 dissolved in water at 25°C is 30.0 atm M^−1. The concentration of dissolved CO2 in a vessel pressurized with 2.0 atm of CO2 is
(A)1.5 M (B)0.15 M (C)0.067 M (D)0.015 M
Output:
| [
"C"
] | task687-7ea84d48a7e44d2cbc22d55d8f3a9cbc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 13C spectrum of which isomer of C6H14 has lines with three distinct chemical shifts?
(A)hexane (B)2-methylpentane (C)3-methylpentane (D)2,3-dimethylbutane
Output:
| [
"A"
] | task687-62f69216f87246cdace5fb2930531f35 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Chlorofluorocarbons (CFCs) such as F3CCCl3 are implicated in the decomposition of stratospheric ozone. Which of the following methods would be best suited to measurement of trace amounts (sub-ppb) of CFCs in an air sample?
(A)Gas chromatographic separation of the air sample on a capillary column followed by electron capture detection (B)Gas chromatographic separation of the air sample on a packed column followed by thermal conductivity detection (C)Gas chromatographic separation of the air sample on a capillary column followed by flame ionization detection (D)Conversion of the sample of the chlorinated compounds to chloride ions, followed by titration with Ag+
Output:
| [
"A"
] | task687-07e13f1b59c44fef86e989286fd55dec |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following metal ions cannot be used as a paramagnetic quencher?
(A)Ti3+ (B)Cr3+ (C)Fe3+ (D)Zn2+
Output:
| [
"B"
] | task687-74c49a8cb60a478d9553ef572dda993d |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following statements most accurately explains why the 1H spectrum of 12CHCl3 is a singlet?
(A)Both 35Cl and 37Cl have I = 0. (B)The hydrogen atom undergoes rapid intermolecular exchange. (C)The molecule is not rigid. (D)Both 35Cl and 37Cl have electric quadrupole moments.
Output:
| [
"D"
] | task687-90dbf82feab84a5f967c03d454f6bf10 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 99Ru chemical shift of [Ru(H2O)6]2+ is 16,050 ppm relative to [Ru(CN)6]2- at 0 ppm. The electronic excitation energies of [Ru(H2O)6]2+, [Ru(CN)6]2- and [Ru(NH3)6]2+ are 18,900, 40,000 and 25,600 cm-1 respectively. Assuming that the chemical shift differences are dominated by paramagnetic currents, determine the chemical shift of [Ru(NH3)6]2+.
(A)7,530 ppm (B)8,090 ppm (C)11,070 ppm (D)14,840 ppm
Output:
| [
"B"
] | task687-dd744854926d4a81b1804ccd675445bc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The 13C chemical shifts of benzene and chloroform are 128.4 ppm and 77.2 ppm respectively. What is the difference in the 13C NMR frequencies of the two compounds on a 600 MHz spectrometer?
(A)7.73 kHz (B)30.7 kHz (C)91.6 kHz (D)122 kHz
Output:
| [
"A"
] | task687-d8b78657a4fe420090d2e369ba7128e9 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Cobalt-60 is used in the radiation therapy of cancer and can be produced by bombardment of cobalt-59 with which of the following?
(A)Neutrons (B)Alpha particles (C)Beta particles (D)X-rays
Output:
| [
"A"
] | task687-d625c2ac812b4d10ab6611049d5db97c |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following statements about the lanthanide elements is NOT true?
(A)The most common oxidation state for the lanthanide elements is +3. (B)Lanthanide complexes often have high coordination numbers (> 6). (C)All of the lanthanide elements react with aqueous acid to liberate hydrogen. (D)The atomic radii of the lanthanide elements increase across the period from La to Lu.
Output:
| [
"D"
] | task687-7d564dfc4fe94bd58e423cbbbc443757 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The anhydride of Ba(OH)2 is
(A)BaH2 (B)BaOH (C)Ba (D)BaO
Output:
| [
"D"
] | task687-0311c26119bd4481acbfce232396a3bc |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the Larmor frequency for a proton in a magnetic field of 1 T.
(A)23.56 GHz (B)42.58 MHz (C)74.34 kHz (D)13.93 MHz
Output:
| [
"B"
] | task687-3cfadb0068074c34b40364c9f934982e |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following compounds has a 1H resonance approximately 1.55 kHz away from TMS on a spectrometer with a 12.0 T magnet?
(A)CH3F (B)CH3Cl (C)CH3Br (D)CH3I
Output:
| [
"B"
] | task687-0dada67031c043e883e95acd52d92265 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A radioactive isotope, which is used in diagnostic imaging, has a half-life of 6.0 hours. If a quantity of this isotope has an activity of 150 mCi when it is delivered to a hospital, how much activity will remain 24 hours after delivery? (mCi = microcuries)
(A)150 mCi (B)38 mCi (C)19 mCi (D)9.4 mCi
Output:
| [
"D"
] | task687-fe5d05502bd547aebf866c8476d40365 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A Cu(II) metal ion (giso = 2.12) produces four lines with a separation of 500 MHz between each line. Express the hyperfine splitting in field units of mT and the hyperfine coupling in units of wavenumbers.
(A)500 MHz = 0.185 mT = 0.29842 cm-1 (B)500 MHz = 16.850 mT = 0.01667 cm-1 (C)500 MHz = 32.953 mT = 0.76298 cm-1 (D)500 MHz = 45.672 mT = 2.86329 cm-1
Output:
| [
"C"
] | task687-d9760cca3636418ea13c9d94fdcbc219 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Calculate the Q-factor for an X-band EPR cavity with a resonator bandwidth of 1.58 MHz.
(A)Q = 1012 (B)Q = 2012 (C)Q = 3012 (D)Q = 6012
Output:
| [
"D"
] | task687-ae66739d117e48818e9e7d16c3fee2d4 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following compounds, which has the lowest melting point?
(A)HCl (B)AgCl (C)CaCl2 (D)CCl4
Output:
| [
"A"
] | task687-eb109e0798f846e5814377a846be087c |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which one of the following statements is true:
(A)Protons and neutrons have orbital and spin angular momentum. (B)Protons have orbital and spin angular momentum, neutrons have spin angular momentum. (C)Protons and neutrons possess orbital angular momentum only. (D)Protons and neutrons possess spin angular momentum only.
Output:
| [
"C"
] | task687-4d1a00a9ea5541149b66452f04126d7f |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Which of the following is true for Br2 at standard temperature and pressure?
(A)It is a colorless gas. (B)It is a red-brown volatile liquid. (C)It is a colorless volatile liquid. (D)It is a yellow metallic solid.
Output:
| [
"B"
] | task687-a0c44915a96e4b009c7874a507bdc006 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The +1 oxidation state is more stable than the +3 oxidation state for which group 13 element?
(A)B (B)Al (C)In (D)Tl
Output:
| [
"D"
] | task687-a221cdaac16b4df899a486baa372150b |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: Of the following compounds, which is LEAST likely to behave as a Lewis acid?
(A)BeCl2 (B)MgCl2 (C)ZnCl2 (D)SCl2
Output:
| [
"D"
] | task687-d6bdc47f1c6b44c18f0803f88b83ca41 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The dissociation energy for a hydrogen-bromine bond is defined as the change in enthalpy, DH, for which of the following reactions?
(A)2 HBr(g) → H2(g) + Br2(l) (B)HBr(g) → H+(g) + Br−(g) (C)H(g) + Br(g) → HBr(g) (D)HBr(g) → H(g) + Br(g)
Output:
| [
"D"
] | task687-2a07910916b34fd09e4a77f4f3b43e49 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: For EDTA titrations, the analyte solution and the titrant solution are both buffered at the same pH for which of the following reasons?
I. The conditional formation constant is affected by pH.
II. The fraction of EDTA in the fully deprotonated Y4− form varies with pH.
III. When EDTA reacts to form a metal complex, H+ is a product in most cases.
(A)I only (B)I and II only (C)I and III only (D)I, II, and III
Output:
| [
"D"
] | task687-84a89709876b4ba79bdbe3c5e7c4d412 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: The equation ΔH = ΔU + PΔV is applicable
(A)always (B)only for constant pressure processes (C)only for constant temperature processes (D)only for constant volume processes
Output:
| [
"B"
] | task687-9eb00ea6effb40b08af17b1f191db297 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A buffer is made from equal concentrations of a weak acid and its conjugate base. Doubling the volume of the buffer solution by adding water has what effect on its pH?
(A)It has little effect. (B)It significantly increases the pH. (C)It significantly decreases the pH. (D)It changes the pH asymptotically to the pKa of the acid.
Output:
| [
"A"
] | task687-8dc2d8b38f5448838e8d71f8ee5a6243 |
Definition: You are given a question on college chemistry. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Positive Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: D
Positive Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: C
Negative Example 1 -
Input: The rate, r, of a zero-order chemical reaction A → B can be expressed as which of the following?
(A)r = k ln[A] (B)r = k [A]^2 (C)r = k [A] (D)r = k
Output: I dont know.
Negative Example 2 -
Input: Infrared (IR) spectroscopy is useful for determining certain aspects of the structure of organic molecules because
(A)all molecular bonds absorb IR radiation (B)IR peak intensities are related to molecular mass (C)most organic functional groups absorb in a characteristic region of the IR spectrum (D)each element absorbs at a characteristic wavelength
Output: B,C
Now complete the following example -
Input: A set of hybrid sp^3 orbitals for a carbon atom is given above. Which of the following is NOT true about the orbitals?
(A)The orbitals are degenerate. (B)The set of orbitals has a tetrahedral geometry. (C)These orbitals are constructed from a linear combination of atomic orbitals. (D)Each hybrid orbital may hold four electrons.
Output:
| [
"D"
] | task687-67044d9b52a6465ba9348af726447505 |
Dataset Card for Natural Instructions (https://github.com/allenai/natural-instructions) Task: task687_mmmlu_answer_generation_college_chemistry
Additional Information
Citation Information
The following paper introduces the corpus in detail. If you use the corpus in published work, please cite it:
@misc{wang2022supernaturalinstructionsgeneralizationdeclarativeinstructions,
title={Super-NaturalInstructions: Generalization via Declarative Instructions on 1600+ NLP Tasks},
author={Yizhong Wang and Swaroop Mishra and Pegah Alipoormolabashi and Yeganeh Kordi and Amirreza Mirzaei and Anjana Arunkumar and Arjun Ashok and Arut Selvan Dhanasekaran and Atharva Naik and David Stap and Eshaan Pathak and Giannis Karamanolakis and Haizhi Gary Lai and Ishan Purohit and Ishani Mondal and Jacob Anderson and Kirby Kuznia and Krima Doshi and Maitreya Patel and Kuntal Kumar Pal and Mehrad Moradshahi and Mihir Parmar and Mirali Purohit and Neeraj Varshney and Phani Rohitha Kaza and Pulkit Verma and Ravsehaj Singh Puri and Rushang Karia and Shailaja Keyur Sampat and Savan Doshi and Siddhartha Mishra and Sujan Reddy and Sumanta Patro and Tanay Dixit and Xudong Shen and Chitta Baral and Yejin Choi and Noah A. Smith and Hannaneh Hajishirzi and Daniel Khashabi},
year={2022},
eprint={2204.07705},
archivePrefix={arXiv},
primaryClass={cs.CL},
url={https://arxiv.org/abs/2204.07705},
}
More details can also be found in the following paper:
@misc{brüelgabrielsson2024compressserveservingthousands,
title={Compress then Serve: Serving Thousands of LoRA Adapters with Little Overhead},
author={Rickard Brüel-Gabrielsson and Jiacheng Zhu and Onkar Bhardwaj and Leshem Choshen and Kristjan Greenewald and Mikhail Yurochkin and Justin Solomon},
year={2024},
eprint={2407.00066},
archivePrefix={arXiv},
primaryClass={cs.DC},
url={https://arxiv.org/abs/2407.00066},
}
Contact Information
For any comments or questions, please email Rickard Brüel Gabrielsson
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