A solution contains 4 g of NaOH and 16.2 g of water. The mole fraction of solute and solvent are respectively.

A solutions 16 g of methanol and 90 g of water. The mole fraction of methanol in the solution is :

6g. of Urea is dissolved in 90g. of water. The mole fraction of solute is

6 g. of Urea is dissolved in 90 g. of water. The mole fraction of solute is

6g .of Urea is dissolved in 90g .of water.The mole fraction of solute is

If p^(@) and p_(a) are the vapour pressures of the solvent and solution respectively and n_(1) and n_(2) are the mole fractions of solvent and solute respectively. Then,