A solution contain 50 gm of salt in 250 gm of water calculate the concutration in time of mass percantage of the solution
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∴ MASS OF SOLUTE , MASS OF NaCl = 50 g
∴ MASS OF SOLVENT , MASS OF WATER= 250 g
∴ MASS OF SOLUTION = 250 + 50 = 300 g
∵ %w/w OF A SOLUTION = (MASS OS SOLUTE × 100) / . MASS OF SOLUTION
= 50 × 100 / 300
= 16.6667 %
∴ mass percentage of the solution = 16.6667 %
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