Calculate the osmotic pressure of a soln in which 15 gm urea is dissolved in 250 ml water at `25^@C` temperature.

Find the osmotic pressure of a solution at 27^@C when 10 gm Glucose and 6 gm urea is dissolved in 500 ml water.

Calculate the freezing point of water when 50 gm urea is dissolved example.

Calculate the osmotic pressure when 2.5xx10^(-2) gm K_2SO_4 is added in 2L water at 25^@C (Consider complete dissociation of K_2SO_4 )

Calculate the depression of freezing point of water when 1.8 gm glucose dissolves in 250 ml water.

Calculate the elevation of boiling point of water when 0.6 gm urea is dissolved in 250 ml water given [ K_b 0.52 k.kg mol^(-1) ]

Calculate the hardness of water in ppm when 2.56 gm MgCO_3 dissolved in 1 litre water.

10 g of solute A and 20 g of solute B both are dissolved in 500 mL of water. The solution has the same osmotic pressure as 6.67 g of A and 30 g of B are dissolved in the same volume of water at the same temperature. What is the ratio of molar masses of A and B ?

What is meant by the molality of a solution. Find the molecular weight of a solute where 1.2gm of the solute is dissolved in 180g water at 25^@C shows vp of 36mm of Hg. VP of pure water at 25^@C is 37.5 mm of Hg.

Find the molecular weight of a solute when 1.2 gm of the solute is dissolved in water at 25^@C in 37.4 mm of Hg.

Calculate the hardness of Water When 1gm FeCl_3 dissolved in 1 liter water.