Calculate the change in entropy of the system, the surroundings and the total change in entropy when one mole of an ideal gas expands isothermally and reversibly from 10.0 bar to 5.0 bar at 15°C. Now imagine the same expansion occurs (from 10.0 bar to 5.0 bar at 15°C) into a vacuum (Pext = 0). Calculate the change in entropy of the system, the surroundings and the total change in entropy.

Calculate the change in entropy of the system, the surroundings and the total change in entropy when one mole of an ideal gas expands isothermally and reversibly from 10.0 bar to 5.0 bar at 15°C. Now imagine the same expansion occurs (from 10.0 bar to 5.0 bar at 15°C) into a vacuum (Pext = 0). Calculate the change in entropy of the system, the surroundings and the total change in entropy.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter12: Thermodynamic Processes And Thermochemistry

Section: Chapter Questions

Problem 67AP

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