Question

Please explain as much as possible. Why did you use the equation? Or what conditions did you see from the question? etc

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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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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