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1 kg of a gas does 20 kJ of work and receives 16 kJ of heat when it is expanded between two states. A second kind of expansion can be found between the same initial and final state, which requires a heat input of 9 kJ. The work done by the gas in the second expansion is:

Answer» 1 kg of a gas does 20 kJ of work and receives 16 kJ of heat when it is expanded between two states. A second kind of expansion can be found between the same initial and final state, which requires a heat input of 9 kJ. The work done by the gas in the second expansion is:


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