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Which of the Following Result(s) in an Increase in the Entropy

Question 14

Multiple Choice

Which of the following result(s) in an increase in the entropy of the system? Which of the following result(s) in an increase in the entropy of the system? I. (See diagram.) II. Br<sub>2</sub>(g) → Br<sub>2</sub>(l) III. NaBr(s) → Na<sup>+</sup>(aq) + Br<sup>-</sup>(aq) IV. O<sub>2</sub>(298 K) → O<sub>2</sub>(373 K) V. NH<sub>3</sub>(1 atm, 298 K) → NH<sub>3</sub>(3 atm, 298 K) A) I, III, IV B) I, II, III, IV C) I D) II, V E) I, II, III, V I. (See diagram.)
II. Br2(g) → Br2(l)
III. NaBr(s) → Na+(aq) + Br-(aq)
IV. O2(298 K) → O2(373 K)
V. NH3(1 atm, 298 K) → NH3(3 atm, 298 K)


A) I, III, IV
B) I, II, III, IV
C) I
D) II, V
E) I, II, III, V

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