ABPM Undersea and Hyperbaric Medicine

Practice session

Boyle's law states that at constant temperature the pressure and volume of a gas are inversely related (P1V1 = P2V2). A diver exhales a 6-L lungful at the surface (1 ata). What volume would that same gas occupy if the diver descended to 99 fsw (4 ata) without any further breathing?

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