1. For which of the following reactions is S° > 0. Choose all that apply. CH4(g) + H2O(g) CO(g) + 3H2(g) 4NH3(g) + 5O2(g) 4NO(g) + 6H2O(g) 2H2(g) + O2(g) 2H2O(g) 2H2S(g) + 3O2(g) 2H2O(l) + 2SO2(g) NH4Cl(s) NH3(g) + HCl(g) Submit Answer 2. Which of the following transformations represent an increase in the entropy of the system. Choose all that apply 40 g Si (solid, 1.683×103K)40 g Si (liquid, 1.683×103K) 50 g C2H5OH (liquid, 352K)50 g C2H5OH (gas, 352K) 4 mol Ar (1.07 atm, 405K)4 mol Ar (1.07 atm, 202K) 50 g C2H5OH (liquid, 347K)50 g C2H5OH (liquid, 164K) 1 mol H2 (8.51 L, 226K)1 mol H2 (17.0 L, 226K)
1. For which of the following reactions is S° > 0. Choose all that apply. CH4(g) + H2O(g) CO(g) + 3H2(g) 4NH3(g) + 5O2(g) 4NO(g) + 6H2O(g) 2H2(g) + O2(g) 2H2O(g) 2H2S(g) + 3O2(g) 2H2O(l) + 2SO2(g) NH4Cl(s) NH3(g) + HCl(g) Submit Answer 2. Which of the following transformations represent an increase in the entropy of the system. Choose all that apply 40 g Si (solid, 1.683×103K)40 g Si (liquid, 1.683×103K) 50 g C2H5OH (liquid, 352K)50 g C2H5OH (gas, 352K) 4 mol Ar (1.07 atm, 405K)4 mol Ar (1.07 atm, 202K) 50 g C2H5OH (liquid, 347K)50 g C2H5OH (liquid, 164K) 1 mol H2 (8.51 L, 226K)1 mol H2 (17.0 L, 226K)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
1.
For which of the following reactions is S° > 0.
Choose all that apply.
Choose all that apply.
CH4(g) + H2O(g) CO(g) + 3H2(g)
4NH3(g) + 5O2(g) 4NO(g) + 6H2O(g)
2H2(g) + O2(g) 2H2O(g)
2H2S(g) + 3O2(g) 2H2O(l) + 2SO2(g)
NH4Cl(s) NH3(g) + HCl(g)
Submit Answer
2.
Which of the following transformations represent an increase in the entropy of the system.
Choose all that apply
Choose all that apply
40 g Si (solid, 1.683×103K)40 g Si (liquid, 1.683×103K)
50 g C2H5OH (liquid, 352K)50 g C2H5OH (gas, 352K)
4 mol Ar (1.07 atm, 405K)4 mol Ar (1.07 atm, 202K)
50 g C2H5OH (liquid, 347K)50 g C2H5OH (liquid, 164K)
1 mol H2 (8.51 L, 226K)1 mol H2 (17.0 L, 226K)
Submit Answer
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