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On mole of argon expands polytropically,...

On mole of argon expands polytropically, the polytropic constant being 1.5, that is, the process proceeds according to the law `pV^(1.5)` = constant. In the process, its temperature change by `Delta T = - 26 K`. Find
a. the amount of heat obatined by the gas.
b. the work performed by the gas.

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The correct Answer is:
0.43 kJ
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