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

Question 8

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)  \rightarrow Br<sub>2</sub>(l)  III. NaBr(s)   \rightarrow Na<sup>+</sup>(aq)  + Br<sup>-</sup>(aq)  IV. O<sub>2</sub>(298 K)   \rightarrow O<sub>2</sub>(373 K)  V. NH<sub>3</sub>(1 atm, 298 K)   \rightarrow 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) \rightarrow Br2(l)
III. NaBr(s) \rightarrow Na+(aq) + Br-(aq)
IV. O2(298 K) \rightarrow O2(373 K)
V. NH3(1 atm, 298 K) \rightarrow 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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