Question 20

One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against a constant pressure of 3.0 atm. In this process, the
changein entropy of surroundings $$(\triangle S_{surr})$$ in $$JK^{-1}$$ is (1 Latm = 101.3 d)

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