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[" 2mole of an ideal gas at "27^(@)C" expands "],[" reversibly from "2" litre to "20" litre.The entropy "],[" change is : "(R=2" cal mol- "^(-1)K^(-1)" ) "],[[" (1) "92.1," (2) zero "],[" (3) "4," (4) "9.2]]

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Two moles of ideal gas at 27^(@)C temperature is expanded reversibly from 2 litre to 20 liter. Find entropy change (R=2cal//molK) .

Two moles of ideal gas at 27^(@)C temperature is expanded reversibly from 2 litre to 20 liter. Find entropy change (R=2cal//molK) .

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