Question

A test tube floats in water with a small coin at it's bottom . The mass of the test tube is equal to mass mass of seven coins and external volume is 16 cm × 16 cm × 16 cm . It just sink when third coin is added . Calculate the mass of each coin . (Density of water is 1g/cm)​

Answer 1

Answer:

The mass of this test tube is equal to mass of seven coins and the external volume is 16 cm cube. It just sinks when the third coin is added. Calculate the mass of each coin. (Density of water=1 gm/cm cube) ( pls explain the answer!)