87. Nitrogen mass m = 280 g expands resulting isobaric process at a pressure p = 1 MPa. Determine: 1) the work of expansion; 2) the final volume of gas if the expansion is expended heat Q = 5 kJ, and the initial temperature of the nitrogen T1 = 290 K.

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