8g of NaOH is dissolved in 18g of `H_(2)O`. Mole fraction of NaOH in solution and molality (in mol `kg^(-1)`) of the solutions respectively are:

8 g of NaOH is dissolved in 18g of H_2O . Mole fraction of NaOH in solution and molarity (in mol kg ^(-1) ) of the solution respectively are :

An aqueous solution of NaOH having density 1.1. kg /dm^3 contains 0.02 mole fraction of NaOH. The molality and molarity of NaOH solution respectively are

The molality (in mol kg^(-1) ) of 1 mole of solute in 50 g of solvent is :

The mole fraction of a solvent in aqueous solution of a solute is 0.8. The molality ("in mol kg"^(-1)) of the aqueous solution is:

The mole fraction of a solvent in aqueous solution of a solute is 0.8. The molality ("in mol kg"^(-1)) of the aqueous solution is:

Mole fraction of solvent in aqueous solution of NaOH having molality of 3 is

Mole fraction of solvent in aqueous solution of NaOH having molality of 3 is