jamr200410 jamr200410

11-10-2021
Physics

contestada

What is the change in internal energy if 60J of heat are released from a system and 20J of work is done on the system? Use U=Q-W
A. 80J
B. -80J
C. -40J
D. 40J

Respuesta :

christaniinge2 christaniinge2

11-10-2021

D because 60-20= 40J

Answer Link

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