What is the change in internal energy of the system
Asked by admin @ in Physics viewed by 332 People
What is the change in internal energy if 50 J of heat are released from a system, and the system does 80 J of work on its surroundings?
Asked by admin @ in Physics viewed by 332 People
What is the change in internal energy if 50 J of heat are released from a system, and the system does 80 J of work on its surroundings?
Answered by admin @
Change in the internal energy of the system= -130 J
Explanation:
Heat released= Q=-50 j
Work=80 J
we use the first law of thermodynamics
Q= ΔU + W
-50 = ΔU +80
ΔU =-130 J
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