Finding diameter of a bubble when it reaches the surface.

[qspartan570]

Homework Statement

A scuba diver releases an air bubble of diameter 1.0 cm at a depth of 15 m below the surface of a lake. What will be the diameter of this bubble when it reaches the surface? Assume that the temperature of the bubble remains constant.

Homework Equations

The Attempt at a Solution

Please help.

 

[Q_Goest]

Ideal gas law? Do you know how to find pressure at a depth of 15 m?