The first law of thermodynamics statesbthat heat added to a system is neither created nor destroyed but is

If 2 moles of co_2 at 2l and 500k are expanded reversibly to 20l, more work can be obtained from an adiabatic process than from an isothermal process. is the above statement true or false?

It is really hard for me right know

This is the number of complete movements of a wave per second.