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    If 356 J of Work Is Done by a System
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If 356 J of Work Is Done by a System

Question 91

Question 91

Multiple Choice

If 356 J of work is done by a system while it loses 289 J of heat, what is the value of ΔU ?


A) +645 J
B) -645 J
C) +67 J
D) -67 J
E) +134 J

Correct Answer:

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