Related questions


When 2.00 kJ of energy is transferred as heat to nitrogen in a cylinder fitted with a piston with an external pressure of 2.00 atm, the nitrogen gas expands from 2.00 to 5.00 L. What is the change in internal energy of this system? (1 L.atm = 0.1013 kJ) a) +1.39 kJ b) -0.608 kJ c) 0 d) +2.61 kJ e) -2.61 kJ