C17HW11a_10 - 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=5109306 VieZ Attempt 10 of unlimited Title: C17HW11a Started: November 15, 2011 1:15 PM Submitted: November 15, 2011 1:16 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. Given the following standard molar entropies, c alc ulate S (in J /K) for the reac tion: 2 NH 3 (g) N 2 (g) + 3 H 2 (g) S J /molK 192.3 191.5 130.6 Student Response Correct AnsZer A. 322.1 B. 198.7 C. 131.4 D. -129.8 E. -62.5 Sc ore: 0/1 12/18/11 View Attempt 2/4 learn.uh.edu/webct/urw//ViewStudentAttempt.dowebct?attempt=5109306 3....
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C17HW11a_10 - 12/18/11 View Attempt 1/4

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