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A 1.00-mol sample of an ideal diatomic gas is allowed to expand. This expansion

ID: 2130817 • Letter: A

Question

A 1.00-mol sample of an ideal diatomic gas is allowed to expand. This expansion is represented by the straight line from 1 to 2 in the PV diagram. The gas is then compressed isothermally. This compression is represented by the curved line from 2 to 1 in the PV diagram. Calculate the work per cycle done by the gas.



in units of kilo joules


A 1.00-mol sample of an ideal diatomic gas is allowed to expand. This expansion is represented by the straight line from 1 to 2 in the PV diagram. The gas is then compressed isothermally. This compression is represented by the curved line from 2 to 1 in the PV diagram. Calculate the work per cycle done by the gas. in units of kilo joules

Explanation / Answer

Work done = 8.4 - nRTlog(V1/V2) = 8.4- (24*log(2)) = 1.175J