The mass of a stone is 15.0g when completely immersed in water and 10.0g when completely immersed in a liquid of relative density 2.0. The mass of the stone...

The mass of a stone is 15.0g when completely immersed in water and 10.0g when completely immersed in a liquid of relative density 2.0. The mass of the stone in air is

Answer Details

R.D = $\frac{\text{mass of liquid displaced}}{\text{mass of water displaced}}$

2 = $\frac{m-10}{m-15}$

m = 20g