4.4 kg of carbon dioxide gas, � � 2 CO 2 , undergo reversible isothermal expansion at 298 K 298 K from a volume of 2 2 to 5 m 3 5 m 3 . Assuming ideal gas behaviour, what is the total work performed by the gas? 1 point 138 kJ 138 kJ 227 kJ 227 kJ 294 kJ 294 kJ 362 kJ 362 kJ