Question: During an expansion process, the pressure of a gas changes from 15 to 100 psia according to the relation P = aV + b, where

During an expansion process, the pressure of a gas changes from 15 to 100 psia according to the relation P = aV + b, where a = 5 psia/ft3 and b is a constant. If the initial volume of the gas is 7 ft3, calculate the work done during the process.

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