One mole of a monatomic gas and one mole of a diatomic gas are initially in the same state. Both gases are expanded isothermally and then adiabatically such that they acquire the same final state. Choose the correct statement.
(A) work done by diatomic gas is more than that by monatomic gas
(B) work done by monatomic gas is more than that by diatomic gas
(C) work done by both the gases are equal
(D) change in internal energies of both the gases are equal
