Solutions

Which of the following is a colligative property of solutions?

What is the molality of a solution containing 18 g of glucose (C6H12O6) dissolved in 500 g of water? (Molar mass of glucose = 180 g/mol)

Which of the following solutions will have the highest boiling point elevation? (Assuming equal molal concentrations)

The vapour pressure of pure water at 25°C is 23.8 mmHg. What is the vapour pressure of a solution containing 1 mole of non-volatile solute dissolved in 9 moles of water at the same temperature?

Which of the following statements is TRUE for an ideal solution?

A solution is prepared by dissolving 2 moles of glucose in 1 kg of water. Calculate the freezing point depression. (Kf for water = 1.86 K kg mol⁻¹)

Which of the following pairs of liquids forms an ideal solution?

The osmotic pressure of a 0.01 M solution of a protein at 27°C is found to be 0.15 atm. Calculate the molar mass of the protein. (R = 0.0821 L atm K⁻¹ mol⁻¹)

Raoult's law is applicable to solutions which are:

In a solution of ethanol and water, the total vapour pressure is found to be less than the sum of the vapour pressures of the pure components. This indicates: