What is the partial pressure of oxygen that the diver experiences at this depth?

Light waves travel than sound waves.

What is the work done by the electric force to move a 1 c charge from a to b?

Equal numbers of moles of he(g), ar(g), and ne(g) are placed in a glass vessel at room temperature. if the vessel has a pinhole-sized leak, which of the following will be true regarding the relative values of the partial pressures of the gases remaining in the vessel after some of the gas mixture has effused?