A solution is prepared by dissolving a certain amount of solute in 500 g of water. The percentage by mass of a solute in solution is 2.38. Calculate the mass of solute.
A Solution is prepared by dissolving 5 g of urea in 95 g of water . What is mass by mass percentage of urea in the solution ?
A solution is made by dissolving 50 g of glucose in 250 g of water . Calculate the concentration of this solution in mass percentage