The mole fraction of water in sulphuric acid solution is 0.85. Calculate the molality of the solution.

Molality of the solution is

At 25^@C the vapour pressure of pure water is 23.76 mm of Hg and that of an aqueous dilute solution of urea is 22.98 mm of Hg. Calculate the molality of the solution.

The vapour pressure of the solvent decreased by 10 mm of Hg when a non volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the fraction of the solvent if a decrease in vapour pressure of 20 mm of Hg is desired:

The mole fraction of toluene in a solution with benzene is 0.50. calculate the weight percent of toluene in solution.

The density of a 2.05 M acetic acid in water is 1.02gcm^-3 . Calculate the molality of the solution.

2.82g of glucose are dissolved in 30g of water. Calculate the molality of the solution.

The mole fraction of benzene in a solution with toluene 0.50 calculate the mass percent of benzene in the solution.

Water is added to the solution M such that the m fraction of water in the solution becomes 0.9. The boiling point of this solution is

What is mole fraction of solute in 1.00 m solution:

1.26 g of hydrated oxalic acid was dissolved in water to prepare 250ml of solution. calculate molarity of the solution.