Calculate the mole fraction of an unknown solute in 2.0 m aqueous solution.

Number of mol of solute= 2.0 (given)Number of mol. of water =w t. of water (H2O) g.mol. wt.of H2O(=18)=100018=55.6Total no. of mol = 2.0 + 55.6 = 57.6∴ Mole fraction of solute = molof solute  Total mol =257.6=0.0347