Задача 20845.

When a certain amount of gas is heated at 140 K at a constant pressure, a quantity of heat of 2.45 J is needed. If the same amount of gas is cooled at 160 K at a constant volume, then a quantity of heat of 2 J will be released. How many degrees of freedom do gas molecules have?

Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
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