As the scuba diver ascends to the surface, external pressure . If the air in the lungs, which is at a pressure, were not exhaled, its volume would and severely damage the lungs. The pressure of the gas in the lungs must adjust to changes in the external pressure.

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?