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Grade: 11
        
One mole of an ideal gas is expanded isothermally and reversibly at 298 K until its volume is
quadrupled. What is the entropy change of the universe?
3 years ago

Answers : (1)

Vikas TU
9814 Points
							
Work done = -2.303nRTlog(V2/V1) => -2.303*1*R*Tlog(4V1/V1) => -2.303RTlog4
Change in Entropy = deltaH/T => -2.303RTlog4/T => -2.303*2*R*log2 => -0.11344578
2 years ago
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