Air in a balloon does 32 J of work while absorbing 79 J of heat. What...

Question

Question

Air in a balloon does 32 J of work while absorbing 79 J of heat. What is its change in internal energy?

Answer 1

Answer #1

Apply first law of thermodynamics

Q = W + dU

79 = 32 + dU

dU = 47 Joule Ans

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Answer 2

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