A copper cube of mass `0.50kg` is weighed in water. The mass comes out to be `0.40 kg.` Is the cube hollower solid ? Given density of copper `=8.96 xx 10^(3)"kgm"^(-3)` and density of water `=10^(3) "kgm"^(-3).`

If the density of copper is 8.9xx10^(3)kg//m^(3) , find its relative density.

A tank contains water and mercury as shown in . An iron cube of edge 6cm is in equilibrium as shown. What is the fraction of cube inside the mercury ? Given density of iron =7.7xx10^(3) "kgm"^(-3) and density of mercury =13.6xx10^(3) "kgm"^(-3).

A piece of ice floats in water . What fraction of its volume will be above the surface of water ? Given density of ice =0.90 xx10^(3)"kgm"^(-3).

The density of copper is 8.83gcm^(-3) . Express it in kgm^(-3) .

Calculate the edge length of the unit cell of sodium chloride given density of NaCI is 2.17 xx 10^(3) kgm^(-3) and molecular weight 58.5 xx 10^(-3)kg mol^(-1) .

Calculate the edge length of the unit cell of sodium chloride given density of NaCI is 2.17 xx 10^(3) kgm^(-3) and molecular weight 58.5 xx 10^(-3)kg mol^(-1) .

The density of silver is 10.8xx10^(3)" kgm."^(3) and the density of water is 10^(3)"kgm"^(-3) . What is the relative density of Ag ?

The density of copper is 8.9g//cm^(3) . Calculate the relative density of copper. (Given, density of water =1.0g//cm^(3) ).

An iceberg floats on fresh water with a part of it outside the water surface. Calculate the fraction of the volume of the iceberg which is below the water surface. Given : density of ice =917kgm^(-3) , density of fresh water =1000kgm^(-3)

Find the density of steel if its relative density is 8 and the density of water is 10^3 kg//m^3