An 81-kg person puts on a life jacket, jumps into the
Chapter , Problem 45(choose chapter or problem)
An 81-kg person puts on a life jacket, jumps into the water, and fl oats. The jacket has a volume of 3.1 3 1022 m3 and is completely submerged under the water. The volume of the persons body that is under water is 6.2 3 1022 m3 . What is the density of the life jacket?
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