Решение задачи по физике раздел 30 пункт 91 молекулярн

91. Nitrogen (N2) is a mass of 14 g at 27 ° C. As a result of the expansion of isobaric gas volume increased by 2 times. Determine: 1) the change in internal energy ΔU gas; 2) A work of expansion of gas; 3) the amount of heat Q, reported nitrogen. The specific heat of nitrogen equal to 1,05 ∙ 103 J / (kg ∙ K).

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)