A sample of a gas expands from 200cm^(3) to 500cm^(3) against an avera – InterviewSolution

1.	A sample of a gas expands from 200cm^(3) to 500cm^(3) against an average pressure of 750 torr while 1.5 J heat flows into the system. What is the change in energy of the system? (1 litre-atm=101.3J)
Answer» SOLUTION :ENERGY of the SYSTEM is DECREASED by 28.5 J, `DeltaE=-28.5J`

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