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The pressure of one gram mole of a monoa...

The pressure of one gram mole of a monoatomic gas increases linearly from `4xx10^(5)N//M^(2)` to `8xx10^(5)N//m^(2)`. Calculate
(i) Work done by the gas,
(ii) increase in internal energy, (iii) amount of heat supplied,
(iv) molar heat capacity of the gas.
Take `R=8.31J mol e^(-1)K^(-1)`.

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