The vapour pressure of pure benzene at `25^@C` is 640 mm Hg and that of the solute A in benzene is 630 mm of Hg. The molality of solution of

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)

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)

If at certain temperature, the vapour pressure of pure water is 25 mm Hg and that of a very dilute aqueous urea solution is 24.5 mm Hg, the molality of the solution is

At 293 K, vapour pressure of pure benzene is 75mm of Hg and that of pure toluene is 22 mm of Hg. The vapour pressure of the solution which contains 20 mol% benzene and 80 mol % toluene is

At 293 K, vapour pressure of pure benzene is 75mm of Hg and that of pure toluene is 22 mm of Hg. The vapour pressure of the solution which contains 20 mol% benzene and 80 mol % toluene is

The vapour pressure of pure benzene at 25^(@)C is 639.7 mm Hg and vapour pressure of a solution of solute in benzene at the same temperature is 631.9 mm Hg. Calculate the molality of the solution.

At 25^(@)C , the vapour pressure of pure water is 25.0 mm Hg . And that of an aqueous dilute solution of urea is 20 mm Hg . Calculate the molality of the solution.

At 25^(@)C , the vapour pressure of pure water is 25.0 mm Hg . And that of an aqueous dilute solution of urea is 20 mm Hg . Calculate the molality of the solution.

At 25^(@)C , the vapour pressure of pure water is 25.0 mm Hg . And that of an aqueous dilute solution of urea is 20 mm Hg . Calculate the molality of the solution.