Задача 20141.

In an isothermal expansion of nitrogen weight of 140 g at 300 K do work 12.5 kJ. Find: 1) how many times has changed the volume of gas: 2) on how to change the internal energy of the gas; 3) heat the resulting gas.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.

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