C17HW11a_9 - 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 9 of unlimited Title: C17HW11a Started: November 15, 2011 1:15 PM Submitted: November 15, 2011 1:15 PM Time spent: 00:00:03 Total score: 0/10 = 0% Total sc ore adjusted by 0.0 Maximum possible sc ore: 10 Done 1. Whic h of the following is not spontaneous at room temperature? Student Response Correct AnsZer A. H 2 O (g) ĺ H 2 O (l) B. H 2 O (s) ĺ H 2 O (l) C. H 2 O (s) ĺ H 2 O (g) D. H 2 O (l) ĺ H 2 O (g) E. These are all spontaneous reac tions. Sc ore: 0/1 2. What is ƩS fusion , in k J /mol, if ƩH fusion = 340 k J /mol at 485 K? Student Response Correct AnsZer A. 1.43 B. 0.701 C. 165,000 D. 1.40 E. 55,000 Sc ore: 0/1 3. 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) ĺ 2 H 2 O (l) B. N 2 (g) + O 2 (g) ĺ 2 NO (g) C. 12/18/11 View Attempt 2/4 learn.uh.edu/webct/urw/«/ViewStudentAttempt.dowebct?attempt=5109306«learn....
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C17HW11a_9 - View Attempt 1/4...

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