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a) Show that the molar entropy change, ASm, is given by ASm Cym In2 Rln if one mole of an ideal gas is taken from T, , V to T2 , V2 assuming that Cy m is independent of temperature. b) Calculate the value of the molar entropy change, AS,m, if one mole of N2(g) is expanded from 20.0 dm2 at 273 K to 300 dm3 at 400 K. (Cp,m 29.4J K-1mol-1)

a) Show that the molar entropy change, ASm, is given by ASm Cym In2 Rln if one mole of an ideal gas is taken from T, , V to T2 , V2 assuming that Cy m is independent of temperature. b) Calculate the value of the molar entropy change, AS,m, if one mole of N2(g) is expanded from 20.0 dm2 at 273 K to 300 dm3 at 400 K. (Cp,m 29.4J K-1mol-1)

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter16: Spontaneity Of Reaction
Section: Chapter Questions
Problem 88QAP
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a) Show that the molar entropy change, ASm, is given by ASm Cym In2 Rln if one mole of an ideal gas is taken from T, , V to T2 , V2 assuming that Cy m is independent of temperature. b) Calculate the value of the molar entropy change, AS,m, if one mole of N2(g) is expanded from 20.0 dm2 at 273 K to 300 dm3 at 400 K. (Cp,m 29.4J K-1mol-1)
Transcribed Image Text:a) Show that the molar entropy change, ASm, is given by ASm Cym In2 Rln if one mole of an ideal gas is taken from T, , V to T2 , V2 assuming that Cy m is independent of temperature. b) Calculate the value of the molar entropy change, AS,m, if one mole of N2(g) is expanded from 20.0 dm2 at 273 K to 300 dm3 at 400 K. (Cp,m 29.4J K-1mol-1)
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