The vapour pressure of water at `20^@` is 17mm, Hg. Calculate the vapour pressure of a solution containing 2.8 g of urea `(NH_2CONH_2)` in 50 g of water.

The vapour pressure of water at 20^@C is 17 mm Hg. What is the vapour pressure of solution containing 2.8 g urea in 50 g of water?

The vapour pressure of 2.1% solution of a non-electrolyte in water at 100^@C is 755 mm Hg. Calculate the molar mass of the solute. (58.69 g mol^(-1)

Vapour pressure of chloroform (CHCI_3) and dichloromethane (CH_2CI_2) at 298 K are 200 mm Hg and 415 mm Hg respectively, (i) Calculate the vapour pressure of the solution prepared by mixing 25.5 g of CHCI_3 and 40 g of CH_2CI_2 at 298 K and (ii) mole fractions of each component in vapour phase.

Why the vapour pressure of solution containing non-valatile solute is lower than that of pure solvent?

What is the molarity of a solution containting 200 mg of urea ( molar mass : 60 g mol ^(-1) ) dissolved in 500 g of water ?

The vapour pressure of water at 20^(@)C is 17.54 mm . When 20 g of a non-ionic , substance in dissolved by 0.30 mm . What is the molecular weight of the substance ?

The molality of solution containing 15.20 g of urea ( molar mass = 60 ) dissolved in 150 g of water is ______.

The vapour pressure of a solution contain2 moles of a solute in 2 moles of water (vapour pressure of pure water = 24 mm Hg) is

The vapour pressure of a solution containing 13xx10^(-3) kg of solute in 0.1 kg of water at 298 K is 27.371 mm Hg. Calculate the molar mass of the solute. given that the vapour pressure of water at 298k is 28.065 mm hg

The vapour pressure of a solution containing 2 moles of a solute in 2 moles of water (vapour pressure of pure water = 24 mm Hg) is