A system loses 737 kJ of heat, resulting in a change in internal energy of the system equal to -246 kJ. a. How much work is done?
V kJ
b. Was work done BY or ON the system?

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma