Initial volume of gas is not given. Moreover the amount of heat supplied will depend on the fact whether process id isothermal or not that is also not given. If it is isothermal then q=W = nRT*ln(Vfinal/Vinitial) Where nRT = Pinitial*Vinitial
Krishna Gopal Singh
B.Tech Chemical Engg
IIT Delhi 2002
Currently doing PhD from IIT Delhi