Question: A cylinder fitted with a frictionless piston contains 10 lbm of superheated refrigerant R-134a vapor at 100 lbf/in.2, 300 F the setup is cooled at

A cylinder fitted with a frictionless piston contains 10 lbm of superheated refrigerant R-134a vapor at 100 lbf/in.2, 300 F the setup is cooled at constant pressure until the R-134a reaches a quality of 25%. Calculate the work done in the process.

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