According to Charles’ Law, for a fixed mass of gas at constant volume, the pressure is:

You are trying to raise a sunken flooded container that measures 11m x 7m x 7m and weighs 600 tonnes. You are able to get an air hose into one compartment and pump out 50 m3 of seawater. Will the container:

A compressor delivers 5 cu. ft of air per minute. Delivered to a diver who consumes 1.5 cfm measured at the surface, in theory, up to what depth will it support him:

A diver uses 40 litres a minute of air at the surface, how much air does he use at a depth of 40 msw:

A bail-out bottle holds 60 cu. ft of air at a pressure of 3000 psi. If the pressure drops to 1000 psi. what volume of gas will it hold: