C17HW11a_2 - 12/18/11 View Attempt 1/4

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Unformatted text preview: 12/18/11 View Attempt 1/4 learn.uh.edu/webct/urw//ViewStudentAttempt.dowebct?attempt=5109136 VieZ Attempt 2 of unlimited Title: C17HW11a Started: November 15, 2011 1:13 PM Submitted: November 15, 2011 1:13 PM Time spent: 00:00:05 Total score: 0/10 = 0% Total sc ore adjusted by 0.0 Maximum possible sc ore: 10 Done 1. How many of the following proc esses would you expec t to be spontaneous at 298 K and 1 atm? dissolving sugar in water dec omposing NaCl to the elements c limbing a mountain H 2 O (l) H 2 (g) + O 2 (g) Student Response Correct AnsZer A. 0 B. 1 C. 2 D. 3 E. 4 Sc ore: 0/1 2. For whic h of the following reac tions would you expec t the entropy c hange to be c losest to zero? Student Response Correct AnsZer A. 2 H 2 (g) + O 2 (g) 2 H 2 O (l) B. N 2 (g) + O 2 (g) 2 NO (g) C. 2 NO (g) + O 2 (g) 2 NO 2 (g) D. Zn (s) + 2 H + (aq) Zn 2+ (aq) + H 2 (g) E. 2 HgO (s) 2 Hg (l) + O 2 (g) Sc ore: 0/1 3....
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C17HW11a_2 - 12/18/11 View Attempt 1/4

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