Task 20481.

14 g of nitrogen adiabatically expands so that the pressure is reduced by five times, and then isothermally compressed to an initial pressure. The initial temperature T1 nitrogen = 420 K. Show process diagram P, V. Find the entropy increment, increment of internal energy of the gas, the gas perfect job A.
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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