hich reaction b NO29) N2C PCI3

General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.50QP: An ideal gas expands isothermally (at constant temperature). The internal energy of an ideal gas...
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D.A positive value of a change in entropy Indicate
less random than the initial state.
7. Which reaction below is endothermic?
A. 2NO2(9) N204(g), AH = -58.0 kJ
B.PCI5(9) PC3(9) + C12(g), AH = 87.9 kJ
C.N2(g) 3H2(g) + 2NH3(g), AH = -92.38 kJ
D.2PCI3(g) + 02(0) 2POCI3(g), AH=508 kJ
Transcribed Image Text:work D.A positive value of a change in entropy Indicate less random than the initial state. 7. Which reaction below is endothermic? A. 2NO2(9) N204(g), AH = -58.0 kJ B.PCI5(9) PC3(9) + C12(g), AH = 87.9 kJ C.N2(g) 3H2(g) + 2NH3(g), AH = -92.38 kJ D.2PCI3(g) + 02(0) 2POCI3(g), AH=508 kJ
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