Three different processes act on a system. In process A, 60 J of work are done o

Question

Three different processes act on a system. In process A, 60 J of work are done on the system and 71 J of heat are added to the system. Find the change in the system's internal energy. Delta U=____J In process B, the system does 60 J of work and 71 J of heat are added to the system. What is the change in the system's internal energy? Delta U=_____J In process C, the system's internal energy decreases by 139 J while the system performs 139 J of work on its surroundings. How much heat was added to the system? Q=_____J

Explanation / Answer

Delta U=131J Delta U=11J Q=0

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