An oil of relative density 1.1 and volume 2 litre is poured on water What is the mass of oil?

A piece of wood of relative density 0.25 floats in a pail containing oil of relative density 0.81 . What is the fraction of volume of the wool above the surface of the coil?

What is the unit of relative density ? Why ?

The volume of 500 g sealed packed in 350cm^3 . Will the packet float or sink in water of the density of water is 1gcm^-3 ? What will the mass of the water displaced by his packet?

Relative density of gold is 19.3. The density of water is 1000 kg m^-3 . What is the density of gold in SI units.

What is meant by density and relative density ?

A solution containing 15g of urea (molar mass= 60gmol^-1 ) per litre of solution in water has the same osmotic pressure (isotonic) as a solution of glucose (molar mass= 180gmol^-1 ) in water. Calculate the mass of glucose presenty in one litre of its solution.

A tea stall owner consumes in her shop 2""1/2 litres of milk in the morning and 1""1/2 litres of milk in the evening. What is the total amount of milk she uses in the stall?