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Title: Chapter 20 Started: November 20, 2009 7:58 PM Submitted: November 20, 2009 8:44 PM Time spent: 00:45:10 Total score: 10/12 = 83.33% Total score adjusted by 0.0 Maximum possible score: 12 1. Comparative S 1 1 mole of NO 2 (g) has a greater entropy than 1 mole of N 2 O 4 (g). True or false Student Response Value Correct Answer Feedback 1. True 0% 2. False 100% Score: 1/1 2. Sign of Delta S 41 Answer this question without using numbers from the book (or anywhere else!) D S for the following reaction is positive. True or false? C 2 H 4 (g) + H 2 (g) => C 2 H 6 (g) Student Response Value Correct Answer Feedback 1. True 0% 2. False 100% Score: 1/1 3. Calculate S from S values 6 Given the values of S o given below in J/mol K, calculate the value of D S o in J/K for the reaction: C 6 H 12 O 6 (s) + 6 O 2 (g) => 6 CO 2 (g) + 6 H 2 O(g) S (C 6 H 12 O 6 ) = 211.7 S (O 2 ) = 204.4 S (CO 2 ) = 213.3 S (H 2 O) = 190.4 Student Response Value Correct Answer Answer 984.1 100% 984 View Attempt
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