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A piston-cylinder assembly contains 4kg of air, initially at 2 bar, 555C. The air undergoes a process to a state where the pressure is 1.0bar,

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A piston-cylinder assembly contains 4kg of air, initially at 2 bar, 555C. The air undergoes a process to a state where the pressure is 1.0bar, during which the pressure-volume relationship is pV= constant. Assume ideal gas behavior for the air. Determine the work and heat transfer, in kJ. Step 1 Determine the work, in kJ. W12=kJ Step 2 Determine the heat transfer, in kJ. Q=kJ

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