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1.
If sodium sulphate is considered to be completely dissociated into cations and anions in aqueous solution, the change in freezing point of water (
), when 0.01 mole of sodium sulphate is dissolved in 1 kg of water, is (
), when 0.01 mole of sodium sulphate is dissolved in 1 kg of water, is (
2.
2.5 L of NaCl solution contain 5 moles of the solute.What is the molarity ?
3.
If for a sucrose solution elevation in boiling point is 
then what will be boiling point of 
solution for the same molal concentration?
then what will be boiling point of solution for the same molal concentration?
4.
In two solutions having different osmotic pressure, the solution of higher osmotic pressure is called :
5.
Isotonic solution have the same
6.
Vapour pressure of pure A = 100 torr, moles = 2; vapour pressure of pure B=80 torr, moles = 3. Total vapour pressure of the mixture is
7.
Which of the following is incorrect?
8.
Density of a 2.05 M solution of acetic acid in water is 1.02 g/mL. The molality of the solution is
9.
The atmospheric pressure is sum of the
10.
Lowering in vapour pressure is the highest for: