An air bubble ascends from the bottom of a lake 15 m deep, Ask an Expert

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An air bubble ascends from the bottom of a lake 15 m deep. The temperature at the bottom of the lake is 4oC, and near the surface it is 20oC. • What is the pressure on the bubble at a depth of 15m?

• If the bubble was originally 0.1m3 in size at the bottom of the lake, what would be the volume of the bubble at the top of the lake?

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