4. A solution contains 30 g of glucose , 20 g of salt in 500 ml of water. Calculate the concentration in terms of mass by volume percentage of the solution.
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Others are mass percent, mole fraction, formality and volume percent. Each unit is explained along with information about when to use them and the formulas needed to calculate the unit. Molarity is the most common concentration unit. It is a measure of the number of moles of solute in one liter of solution.
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