Vapour pressure of pure water at `25^(0)C` is `"30mm"` . The vapour pressure of `10%("w/w")` glucose solution at `25^(0)C` is ......mm

The vapour pressure of pure benzene at 25^@C is 640.0 mm Hg and vapour pressure of a solution of a solute in benzene is 25^@C is 632.0 mm Hg. Find the freezing point of the solution if k_f for benzene is 5.12 K/m. (T_("benzene")^@ = 5.5^@C)

(a) 10 g of a certain non-volatile solute were dissolved in 100 g water at 20^(@) C . The vapour pressure was lowered from 17.3555 mm to 17.2350 mm , calculate m . wt. of solute. (b) The vapour pressure of pure water at 25^(@)C is 23.62 mm . What will be the vapour pressure of a solution of 1.5 g of urea in 50 g of water?

The vapour pressure of pure water at 26^(@)"C" is 25.21 torr. What is the vapour pressure of a solution which contains 20.0 g glucose, "C"_(6)"H"_(12)"O"_(6) , in 70 g water?

The vapour pressure of pure water at 26^@C is 25.5 torr. . The vapour pressure of a solution which contains 20.0 glucose, (C_6H_12O_6) , in 100 g water (in torr) is ?

The vapour pressure of pure benzene at 25^(@)C is 180 mm Hg. The vapour pressure lowering caused by the addition of 2.5 g of a solute ( Molar mass = 342 ) to 250 g of benzene is _____.

The vapour pressure of pure water at 25@ C is 23.00 torr. What is the vapour pressure of 100 g of water to which 100 g of C_(6)H_(12)O_(6) (glucose) has been added ?