91. Nitrogen mass m = 14 g compressed isothermally at temperature T = 300 K p1 = pressure of 100 kPa and the pressure p2 = 500 kPa. Determine: 1) the change in internal energy of the gas; 2) the work of compression; 3) the amount of released heat.

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