If a scuba diver inhaled air at 3 bar pressure deep in the water and decided to swim back quickly to the surface while holding her breath, what do you expect would happen?
A) The volume of the air in her lungs would increase by a factor of 3.
B) The volume of the air in her lungs would decrease by a factor of 3.
C) The volume of the air in her lungs would increase by a factor of 6.
D) The volume of the air in her lungs would decrease by a factor of 6.
E) The volume of the air in her lungs would not change.

Question

Quizplus · Accepted Answer

According to Boyle's Law, the volume of a gas is inversely proportional to the pressure. As the diver ascends and pressure decreases from 3 bar to 1 bar, the volume of air in her lungs would increase by a factor of 3.

If a Scuba Diver Inhaled Air at 3 Bar Pressure