One mole of nitrogen at 8 bar and 600 K is contained in a piston cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is (A) 30554
(B) 10373
(C) 4988.4
(D) 4364.9
(B) 10373
(C) 4988.4
(D) 4364.9