Answer Happy

A: how high does the water rise in the bell after enough time has passed for the air to reach thermal equilibrium?B: a compressed air house from the surface is used to expel all the water from the bell what minimum air pressure is needed to do this?
Problem 18.51 A diving bell is a 4.2 m -tall cylinder closed at the upper end but open at the lower end. The temperature of the air in the bell is 20 °C. The bell is lowered into the ocean until its lower end is 100 m deep. The temperature at that depth is 10°C.