A scuba diver has his lungs filled to half capacity (3 liters) when 10 m below the surface. If the diver holds his breath while quietly rising to the surface, what will the volume of the lungs be (in liters) at the surface? Assume the temperature is the same at all depths. (The density of water is 1.0 × 103 kg/m3.)
A. 5.9
B. 4.5
C. 6.4
D. 3.9
E. 3.1
Answer: A
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