Define relative density.

Choose the correct option, which defines Relative density.

Define relative humidity . OR What is relative humidity ? Write the formula for % relative humidity .

Define relative velocity. Deduce an expression for relative velocity of one object with respect to another in terms of their velocities relative to the earth.

If the density of iron is 7.85 g cm^(-3) and density of water is 1000 kg m-3, then the relative density of iron is __________.

Define relative humidity. State its S.I. unit.

If 1 g of substance of relative density 2 and 4 g of another substance of relative density 3 are mixed together then the relative density of the mixture is

(a ) what is the difference between the density and relative density of a substance ? (b) If the relative density of a substance is 7.1 what will be its density in SI units ?

What is the relative density of silver?