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** Q 2618523409. ** A sample of an ideal gas (Poisson's ratio `gamma = 7/5`) in a state `X` (`44.8` lit, `1` atm. `273 K`) is taken to a state `Y`

(`44.8` lit, ` 2` atm, `546 K`). The entropy change (in calories) is [Given `In 2 = 0.7` and `RT = 22.4` at `0°C` temp.]