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QUESTION
A 57-g ball consists of a plastic spherical shell and a water-filled core. the shell has an outside diameter equal to 41.4 mm and an inside diameter...
A 57-g ball consists of a plastic spherical shell and a water-filled core. the shell has an outside diameter equal to 41.4 mm and an inside diameter equal to 17.9 mm. What is the density of the plastic?
kg/m3
