A solution is prepared by dissolving 30g of urea in 120g of water .Calculate the molality of the solution . ( Molar mass of urea : 60)

A solution gas been prepared by dissolving 5 g of urea in 95 g of water. What is the mass percent of urea in the solution ?

A solution is prepared by adding 60g of methyl alcohol to 120g of water. calculate the mole fraction of methanol and water?

The density of a solution prepared by dissolving 120 g of urea (mol mass = 60 u) in 1000 g of water is 1.15 g/mL. The molarity of this solution is :

A solution is prepared by dissolving 2.0 g of glucose and 4.0 g urea in 100 g of water at 298 K . Calculate the vapour pressure of the solution ,If the vapour pressure of pure water is 23.756 torr. (Molecular mass of urea = 60 and glucose = 180g mol^(-1) )

The density of a solution prepared by dissolving 120 g of urea ( mol. "mass"= 60 u ) in 1000 g of water is 1.15 g/mL. The molarity of this solution is :

The density of a solution prepared by dissolving 120 g of urea (mol. Mass=60 u) in 1000 g of water is 1.15 g/mL. The molarity if this solution is