A system recieves 100 calories and the work done by the system is 418 joules.what is the change in its internal energy?
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Expert's answer
2017-05-09T10:06:09-0400
100 calories = 418.4 joules The internal energy is calculated as U=Q+W, where Q is the hear received and W is the work done over the gas. In our problem U=Q-W= 418.4-418=0.4 J
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