Chemistry questions
29404 published questions with worked solutions.
- Molal elevation constant is elevation in boiling point produced by
- The molal elevation constant is the ratio of the elevation in boiling point to
- Relatively vapour pressure lowering depends only on
- If 3 g of glucose (molecular mass 180) is dissolved in 60 g of water at 15^ , then the osmotic pressure of this solution will be
- Abnormal molar mass is produced by
- The vapour pressure of a solution having solid as solute and liquid as solvent is
- In cold countries, ethylene glycol is added to water in the radiators of cars during winters. It results in
- In osmosis
- Which of the following is a colligative property?
- Molarity of solution depends on
- 20 g of NaOH (molar mass = 40 g mol^ -1 ) is dissolved in 500 cm^3 of water. Molality of solution is
- Assuming the salts to be unionised in solution, which of the following has highest osmotic pressure?
- According to Van't Hoff-Avogadro's law volume occupied by solution is
- Relative lowering of vapour pressure
- 20 g of NaOH (Molar mass = 40 g mol^ -1 ) is dissolved in 500 cm^3 of water. Molality of resulting solution is
- Molecular mass of a non-volatile solute can be determined by
- Relative vapour pressure lowering depends only on
- Partial pressure of solvent in solution of non-volatile solute is given by equation,
- When partial pressure of solvent in solution of non-volatile solute is plotted against its mole fraction, nature of graph is
- The values of gas constant and solution constant