At 298 K, 100 cm of a solution containing 3.02 g of an unidentified solute exhibits an osmotic pressure of 2.55 atmosphere. What is the molecular mass of solute?

A solution containing 6 gm of a solute dissolved in 250 ml of water gave an osmotic pressure of 4.5 atmosphere at 27^(@)C . Calculate the boiling point of the solution. The molal elevation constant for water is 0.52

What is the freezing point of solution containing 3g of a non-volatile solute in 20g of water. Freezing point of pure water is 273K, K_(f) of water = 1.86 Kkg/mol. Molar mass of solute is 300 g/mol. T^(@)-T=K_(f)m

1.26 gm of a protine dissolved in 200 cc aqueous solution shows an osmotic pressure of 2.57xx10^-3 bar at 300K. Calculate the molecular weight of the protine.

A solution containing 30 g of non-volatile solute exactly in 90 g of water has a vapour of 2.8 kPa at 298 K. Further, 18g of water is then added to the solution and the new vapour pressure becomes 2.9 kPa at 298 K. Calculate, molar mass of the solute

A solution containing 500 g of a protein per litre is isotonic with a solution containing 3.42 g sucrose per litre. The molecular mass of protein in 5 xx 10^xx hence x is

A solution containing 2.5 g of a non-volatile solute in 100 gm of benzene boiled at a temperature 0.42K higher than at the pure solvent boiled. What is the molecular weight of the solute? The molal elevation constant of benzene is "2.67 K kg mol"^(-1) .

A solution containing 0.5 g of naphthalene in 50 g C Cl_4 yield a boiling point elevation of 0.4 k, while a solution of 0.6 g of an unknown solute in the same mass of the solvent gives a boiling point elevation of 0.65 k. Find the molar mass of the unknown solute.

The mole fraction of a solute in a binary solution is 0.1. At 298 K, molarity of this solution is same as its molality. Density of this solution at 298 K is 2.0 g cm^(-3) . The ratio of molecular weights of the solute and the solvent (M_("solute")//M_("solvent")) is

20 g of a solid solute is dissolved in 180 g of water. At 100^(@)C the vapour pressure of the solution becomes 740 mmHg. Calculate relative molecular mass of the solute. (No association/dissociation of the solute takes place )

2 millimolar solution of sodium ferrocyanide is 60% dissociated at 27^@C Osmotic pressure of the solution is