38. For the reaction 2 Hg (I) + O2 (g) → 2 HgO (s) AH = - 43 kcal/mol (-180 kJ/mol) a. Does entropy increase or decrease in this process? It decreases. b. Under what conditions would you expect this process to be spontaneous?
38. For the reaction 2 Hg (I) + O2 (g) → 2 HgO (s) AH = - 43 kcal/mol (-180 kJ/mol) a. Does entropy increase or decrease in this process? It decreases. b. Under what conditions would you expect this process to be spontaneous?
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter16: Thermodynamics
Section: Chapter Questions
Problem 31E: A reaction has H298=100 kj/mol and S298=250 J/mol K. Is the reaction spontaneous at room...
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Transcribed Image Text:38. For the reaction 2 Hg (I) + O2 (g) → 2 HgO (s) AH = - 43 kcal/mol (-180 kJ/mol)
a. Does entropy increase or decrease in this process?
It decreases.
b. Under what conditions would you expect this process to be spontaneous?
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