Calculate the mole fraction of glucose `C_6H_12O_6` in a solution containing 20% glucose by mass.

Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride.

calculate the temperature which a solution containing 54g of glucose C_6H_12O_6) in 250g of water will freeze (K_f for water = 1.86 K mol^-1 kg)

A 0.1539 molal aqueous solution of canesugar (molar mass = 342g mol^-1) has a freezing point 271K. While the freezing point of pure water is 273.15k. What will be the freezing point of an aqueous solution, containing 5g of glucose (Mol mass = 180g mol^-1) per 100g of solution?

Urea [NH_2)_2CO] forms an ideal solution in water. Calculate the vapour pressure of an aqueous solution containing 5% by mass of urea at 298K. At 298K, vapour pressure of water is 23.75 mm Hg.

Urea forms an ideal solution in water. Determine the vapour pressure of an aqueous solution containing 10% by mass of urea at 40^@C .[Vapour pressure of water at 40^@C = 55.3mm of Hg ]

A solution of glucose in water in labelled as 10% w//w , what would be the molality and mole fraction of each component in the solution? If the density of solution is 1.2 g mL^-1 , then what shall be the molarity of the solution?

A 5% solution (by mass) of canesugar in water has freezing point of 271K. Calculate the freezing point of a 5% glucose in water if freezing point of pure water is 273.15K.

Calculate the mass of ascorbic acid (Vitamin C, C_6H_8O_6) to be dissolved in 75g of acetic acid to lower its melting point by 1.5^@C . K_f = 3.9 K kg mol^-1

Calculate the molar mass of the following substances. Ethyne, C_2H_2

Complete the following equation: XeF_6 + H_2O rarr .