21. A saline water solution contains 50 grams of salt and 500 grams water. Identify the solute and solvent, respectively and calculate the concentration of thissolution in terms of mass by mass percentage of the solution.
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A solution contains 20 g of salt in 500 ml of solution. Calculate the concentration in terms of mass by volume percentage.
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calculate the consertration of the solution in terms of mass by mass percentage of the solution.
Answer:Mass of solute = 50gmass of solvent = 350gmass of solution = 50 + 350 = 400gmass b
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