Solution to task 252 from Chertov´s for extramural stud

Solution to task 252 from Chertov´s for extramural stud

252. During isothermal expansion of nitrogen at a temperature of T = 280 K, its volume has doubled. Determine 1) the work A performed during gas expansion; 2) change ΔU of internal energy; 3) the amount of heat Q received by the gas. Nitrogen mass m = 0.2 kg.