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CHEM_PHYS EXAM 10 (1).
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CHEM_PHYS EXAM 10 (1).
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CHEM/PHYS EXAM 10Chiral manipulation of which of the following amino acids could theoretically result in
a meso compound?
I. Methionine
II. Proline
III. Cysteine
A. I
B. II
C. II, III
D. NONE - CORRECT ANSWER-D. NONE
While solving a chemistry problem, a student uses the equation ΔG = -nFE to
determine that the ΔG = -178 kJ/mol. Which of the following must be true about this
reaction?
I. The reaction is spontaneous.
II. The reaction is exothermic.
III. The reaction increases entropy.
A. I
B. II
C. I, II
D. I,II, III - CORRECT ANSWER-A. I
Which of the following phosphate ions is amphiprotic?
A. PO43-
B. HPO42-
C. P2O74-
D. H3PO4 - CORRECT ANSWER-B. HPO42-
Denaturation of whey proteins involves the loss of which levels of protein structure?
I. Primary structure
II. Tertiary structure
III. Quaternary structure
A. II
B. I, II
C. II, III
D. I, II, III - CORRECT ANSWER-C. II, III
Which of the following best describes the primary cellular energy source, ATP?
A. ATP contains a pentose sugar and a purine base.
B. ATP contains a pentose sugar and a pyrimidine base.
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