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Answer to Question #349116 in Molecular Physics | Thermodynamics for Iver
Question #349116
A closed gaseous system undergoes a reversible process during which 25 BTU are rejected, the volume changing from 5 ft3 to 2 ft3, and the pressure remains constant at 50 psia. Find the change of internal energy.
Expert's answer
"\u2206U=Q-p\u2206V=14~BTU."
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