A certain man has a mass of 80 kg and a density of 955 kg/m3 (excluding the air in his lungs). (a) Calculate his volume. (b) Find the buoyant force air exerts on him. (c) What is the ratio of the buoyant force to his weight?

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Q: A certain man has a mass of 80 kg and a density of955 kg/m3 (excluding the air in his lungs). (a)…

A: a) the volume of the body is given by,

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