Atjh2654 Atjh2654

16-05-2024
Physics

Answered

What is the change in internal energy if 60 J of heat is released from a system and 30 J of work is done on the system? Use DeltaU=Q-W.
A. -30 J
B. -90 J
C. 30 J
D. 90 J

Answer :

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