S°(J/mol·K) 200.9 130.7 219.3 а. +112.3 J/K b. +550.9 J/K c. -112.3 J/K d. +337.1 J/K e. -550.9 J/K 8. Calculate the AG°rxn using the following information: AG°rxn = ? 4 HNO3(g) + 5 N2H4(1) → 7 N2(g) + 12 H2O(1) -133.9 AH°r (kJ/mol) S°(J/mol-K) a. +4.90 x 10³ kJ b. +3.90 x 10³ kJ 50.6 -285.8 266.9 121.2 191.6 70.0 c. -2.04 x 103 kJ d. -3.15 x 103 kJ × 10³ kJ e. -3.30 x 9. Identify the change in state that does NOT have an increase in entropy. water freezing b. water boiling c. ice melting water evaporating a. e. 10. Which of the following processes has a AS > 0? a. SO2 (1) → SO2 (s)
S°(J/mol·K) 200.9 130.7 219.3 а. +112.3 J/K b. +550.9 J/K c. -112.3 J/K d. +337.1 J/K e. -550.9 J/K 8. Calculate the AG°rxn using the following information: AG°rxn = ? 4 HNO3(g) + 5 N2H4(1) → 7 N2(g) + 12 H2O(1) -133.9 AH°r (kJ/mol) S°(J/mol-K) a. +4.90 x 10³ kJ b. +3.90 x 10³ kJ 50.6 -285.8 266.9 121.2 191.6 70.0 c. -2.04 x 103 kJ d. -3.15 x 103 kJ × 10³ kJ e. -3.30 x 9. Identify the change in state that does NOT have an increase in entropy. water freezing b. water boiling c. ice melting water evaporating a. e. 10. Which of the following processes has a AS > 0? a. SO2 (1) → SO2 (s)
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 8
Transcribed Image Text:S°(J/mol·K)
200.9
130.7
219.3
а.
+112.3 J/K
b. +550.9 J/K
c. -112.3 J/K
d. +337.1 J/K
e. -550.9 J/K
8. Calculate the AG°rxn using the following information:
4 HNO3(g) + 5 N2H4(1) → 7 N2(g) + 12 H20(1)
AG°xn = ?
AH°r (kJ/mol)
S°(J/mol·K)
a. +4.90 x 10³ kJ
b. +3.90 x 10³ kJ
-133.9
50.6
-285.8
266.9
121.2
191.6
70.0
c. -2.04 x 10³ kJ
d. -3.15 x 103 kJ
e. -3.30 x 10³ kJ
9. Identify the change in state that does NOT have an increase in entropy.
water freezing
b. water boiling
c. ice melting
water evaporating
a.
e.
10. Which of the following processes has a AS > 0?
a. SO2 (1) → SO2 (s)
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