a) A gas is expanded from a volume of 1.0 L to 2.4 L at a constant pressure of 2.9 atm.
(b) The gas is then cooled at constant volume until the pressure falls to 2.1 atm.
(c) The gas is then compressed at a constant pressure of 2.1 atm from a volume of 2.4 L to 1.0 L. [Note: Be careful of the signs.]
(d) The gas is heated until its pressure increases from 2.1 atm to 2.9 atm at a constant volume.
(e) Find the net work done during the complete cycle.
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