A system consists of 2.0 kg of water at 75°C. 25 J of work is done on the system by stirring with a paddle wheel, while 63 J of heat is removed. What is the change in internal energy of the system? A) -38 J B) 88 J C) 38 J D) -88 J

A system consists of 2.0 kg of water at 75°C. 25 J of work is done on the system by stirring with a paddle wheel, while 63 J of heat is removed. What is the change in internal energy of the system? A) -38 J B) 88 J C) 38 J D) -88 J

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: The First Law Of Thermodynamics

Section: Chapter Questions

Problem 20P: (a) How much work is done on the steam when 1.00 mol of water at 100C boils and becomes 1.00 mol of...

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Question

A system consists of 2.0 kg of water at 75°C. 25 J of work is done on the system by stirring with a
paddle wheel, while 63 J of heat is removed. What is the change in internal energy of the system?
A) -38 J
B) 88 J
C) 38 J
D) -88 J

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