The mole fraction of solvent in a solution having 6 moles of sugar dissolved in 18 moles of solvent is
0.50
0.25
0.75
1.00
Mole fraction of Solvent = Moles of solvent / Total number of moles in solution
= 18/24 = 0.75
A solution A has 10 gm of solute B dissolved in 2 moles of solvent. What is the mole fraction of the solute?