A sample consisting of 1.00 mol Ar is expanded isothermally at 0C from 22.4 dm 3 to
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A sample consisting of 1.00 mol Ar is expanded isothermally at 0°C from 22.4 dm3 to 44.8 dm3
(a) Reversibly,
(b) Against a constant external pressure equal to the final pressure of the gas, and
(c) Freely (against zero external pressure). For the three processes calculate q, w, ∆U, and ∆H.
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