Solid Calcium Carbonate Is Heated to Produce Solid Calcium Oxide

Solid calcium carbonate is heated to produce solid calcium oxide and carbon dioxide gas in a cylinder fitted with a movable piston.The CO₂ gas generated does 8650 J of expansion work under a constant pressure of 0.772 atm.What is the volume change experienced by the gas? (101.3 J = 1 L . atm)

A) "-111 L"
B) "+111 L"
C) "-85.4 L"
D) "+85.4 L"
E) "+11,200 L"