2.) Which of the following thermodynamic state functions is equal to or less than zero at constant entropy and volume? A. AU B. AH C. AA D. AG E. AS 3.) Which of the following guarantees a spontaneous reaction? A. AS > 0, AH < 0 B. AS > 0, AH> 0 D. AS < 0, AH> 0 C. AS < 0, AH<0

2.) Which of the following thermodynamic state functions is equal to or less than zero at constant entropy and volume? A. AU B. AH C. AA D. AG E. AS 3.) Which of the following guarantees a spontaneous reaction? A. AS > 0, AH < 0 B. AS > 0, AH> 0 D. AS < 0, AH> 0 C. AS < 0, AH<0

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter10: Entropy And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 10.8PAE: In the thermodynamic definition of a spontaneous process, why is it important that the phrase...

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Question

2.) Which of the following thermodynamic state functions is equal to or less than zero at constant
entropy and volume?
A. AU
B. AH
C. AA
D. AG
E. AS
3.) Which of the following guarantees a spontaneous reaction?
A. AS > 0, AH < 0
B. AS > 0, AH > 0
D. AS < 0, AH> 0
C. AS < 0, AH < 0

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