MHT CET questions
29293 published questions with worked solutions.
- The vapour pressure of water at 300 K in a closed container is 0.4 atm. If the volume of the container is doubled, its vapour...
- On adding solute to a solvent having vapour pressure 0.80 atm, vapour pressure reduces to 0.60 atm. Mole fraction of solute is...
- A solution is obtained by dissolving 12 g of urea (molecular mass 60) in a litre of water. Another solution is obtained by...
- A small amount of non-volatile, non-electrolyte solute is dissolved in 56.8 cm^3 of benzene (density 0.889 g/cm^3 ). At room...
- The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A non-volatile and non-electrolyte solid weighing 2.175...
- Which one of the following has the lowest vapour pressure at 20 ^ ?
- The vapour pressure of water at 20 ^ is 17.54 mm. When 20 g of a non-ionic, substance is dissolved in 100 g of water, the vapour...
- The vapour pressure of a dilute aqueous solution of glucose is 750 mm of Hg at 373 K. The mole fraction of the solute is _______
- At 300 K when a solute is added to a solvent, its vapour pressure over mercury reduces from 50 mm to 45 mm. The value of mole...
- The vapour pressure of a pure liquid A is 70 torr at 27 ^ . It forms an ideal solution with another liquid B. The mole fraction...
- The vapour pressure of benzene at 80 ^ is lowered by 10 mm on dissolving 2 g of a non-volatile substance in 78 g of benzene. The...
- When 10 g of a non-ionic solute in 100 g of benzene, it raises boiling point by 1 ^ , then molecular mass of the solute is...
- The molal boiling point constant for water is 0.513 ^ kg/mol. When 0.1 mole of sugar is dissolved in 200 mL of water, the...
- At certain hill-station pure water boils at 99.725 ^ . If K_b for water is 0.513 ^ kg mol^ -1 . The boiling point of 0.69 m...
- Elevation of boiling point is 0.52 ^ , when 6 g of compound 'X' was dissolved in 100 g of H_2O . Molar mass of 'X' is _______...
- 0.1 molal aqueous solution of glucose boils at 100.16 ^ . The boiling point of 0.5 molal aqueous solution of glucose will be...
- The boiling point of 0.1 molal aqueous solution of urea is 100.18 ^ at 1 atm. The molal elevation constant of water is _______
- The value of K_b for a solvent is X K kg mol^ -1 . A 0.2 m solution of a non-electrolyte in this solvent will boil at _______...
- A solution containing 6.8 g of a non-ionic solute in 100 g water was found to freeze at 272.07 K. The freezing point depression...
- How much polystyrene of molar mass 9000 g ,mol^ -1 would have to be dissolved in 100 g of C_6H_6 to lower its freezing point by...