please, show work and units for each step A piston-cylinder device contains 0.1 m 3 of air at 400…

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please, show work and units for each step

A piston-cylinder device contains 0.1 m3 of air at 400 kPa and 50oC. Heat is transferred to the air in the amount of 40 kJ as the air expandsisothermally. Determine the amount of boundary work done during this process.