A sealed, rigid canister of volume 0.080 m3 contains 2.40 kg of liquid butane. The canister is heated until all the butane vaporises into gas. The density of butane gas at room temperature and standard pressure is 2.50 kg m-3. What is the mass of the butane gas inside the canister after complete vaporisation?
0.20 kg0.20\text{ kg}0.20 kg
2.20 kg2.20\text{ kg}2.20 kg
2.40 kg2.40\text{ kg}2.40 kg
3.00 kg3.00\text{ kg}3.00 kg