A closed tank, V 0.35 ft3, containing 10 lbm of water initially at 77 F is heated

Question:

A closed tank, V 0.35 ft3, containing 10 lbm of water initially at 77 F is heated to 350 F by a heat pump that is receiving heat from the surroundings at 77 F. Assume that this process is reversible. Find the heat transfer to the water and the work input to the heat pump.