A beaker containing 400 g of water has 1200 J of work done on it by stirring
Question:
A beaker containing 400 g of water has 1200 J of work done on it by stirring and 200 cal of heat added to it from a hot plate.
a. What is the change in the internal energy of the water in joules?
b. What is the change in the internal energy of the water in calories?
c. What is the temperature change of the water?
d. Would your answers to the first three parts differ if there had been 200 J of work done and 1200 cal of heat added? Explain.
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a State the expression for the first law of thermodynamics U Q W Here U is the change in the interna...View the full answer
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Related Book For 
Physics of Everyday Phenomena A conceptual Introduction to physics
ISBN: 978-0073512112
6th edition
Authors: W. Thomas Griffith, Juliet W. Brosing
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