5(a) The Joule-Thomson experiment (JTE) is an example of an isenthalpic process i) Define an isenthalpic process. (1 mark) ii) Show using thermodynamic functions that JTE is isenthalpic. (4 marks) iii) Briefly explain what happens when the Joule-Thomson coefficient is zero. (3 marks) (b) i) Sketch a reversed Carnot cycle for a refrigeration system (2 marks) Describe the stages of the cycle in b (i) and write down the expression for q, w ii) and AU for each. (6 marks)

5(a) The Joule-Thomson experiment (JTE) is an example of an isenthalpic process i) Define an isenthalpic process. (1 mark) ii) Show using thermodynamic functions that JTE is isenthalpic. (4 marks) iii) Briefly explain what happens when the Joule-Thomson coefficient is zero. (3 marks) (b) i) Sketch a reversed Carnot cycle for a refrigeration system (2 marks) Describe the stages of the cycle in b (i) and write down the expression for q, w ii) and AU for each. (6 marks)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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