A solution is prepared by dissolving 2 g of substance A in 18 g of water . Calculate the mass percentage of solute.

A solution is prepared by dissolving 2g of substance A in 18g of water. calculate the mass percentage of solute?

A solution is prepared by adding 5g of a substance X to 18g of water. Calculate the mass percent of solute .

A solution is formed by dissolving 35g of glucose in 75g of water. calculate mass by mass % of solute?

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

A solution is prepared by adding 360g of glucose to 864 g of water. Calculate mole fraction of glucose. (molar mass of glucose = 180)

A solution is prepared by dissolving 1.0 g of NaOH in water to get 250 ml of solution . Calculate its molarity .

A solution of NaOH is made by dissolving of 0.9 g of it in 100 ml of its solutoin. Calculate the molarity of the solution.

A solution contains 40 g of NaCl in 320g of water. Calculate its concentration in terms of mass percentage of solution

A solution is prepared by dissolving 18.25g of NaOH in distilled water to give 200ml of solution. calculate the molarity of solution.

A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution.