Work done by a system under isothermal change from a volume V1 to V2 for a gas which obeys Vander Waal's equation (V−β n)(P+an2V)=nRT
Work done by a system under isothermal change from a volume V1 to V2 for a gas which obeys Vander Waal's equation (V−βn)(P+αn2V)=nRT