A System Initially Has an Internal Energy U of 504

question 42

Multiple Choice

A system initially has an internal energy U of 504 J. It undergoes a process during which it releases 111 J of heat energy to the surroundings, and does work of 222 J. What is the final energy of the system, in J?

• A) 171 J
• B) 393 J
• C) 504 J
• D) 615 J
• E) 837 J

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