a cylinder with a moving piston expands from an initial volume of 0.200 l against an external pressure of 2.80 atm . the expansion does 283 j of work on the surroundings. what is the final volume of the cylinder? a cylinder with a moving piston expands from an initial volume of 0.200 against an external pressure of 2.80 . the expansion does 283 of work on the surroundings. what is the final volume of the cylinder? 101 l 0.798 l 1.20 l 0.998 l