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Calculate the change in the entropies of the system and the surroundings, and the total change in entropy, when the volume of a sample of

Calculate the change in the entropies of the system and the surroundings, and the total change in entropy, when the volume of a sample of nitrogen gas of mass 14 g at 298 K and 1.50 bar increases from 1.20 dm3 to 4.60 dm3 in an isothermal reversible expansion (R= 8.3145 J K1 mol-1 ).

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