Calculate the mass of sodium sulphate required to prepare its `20%` (mass per cent) solution in 100 g of water?

Calculate the mass of sulphuric acid required to prepare its 20% (mass percent) solution in 100 g of water ?

Calculate the mass of sulphuric acid required to prepare its 20% (mass/mass percent) solution in 100g of water ?

Calculate the mass of potassium sulphate required to prepare its 10 percent (mass percent) solution in 100 g of water.

Calculate the mass of sodium sulphate required to prepared its 20% solution in 100g of water ?

Calculate the mass of potassium sulfate required to prepare its 20% solution in 100g of water.

Calculate the mass of potassium sulfate required to prepare its 10% solution in 100g of water.

Calculate the mass of potassium sulfate required to prepare its 25% solution in 100g of water.

Calculate the mass of potassium sulfate required to prepare its 50% solution in 100g of water.

Calculate the mass of potassium sulfate required to prepare its 23% solution in 100g of water.