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A solution contain 50 g of a common salt...

A solution contain 50 g of a common salt in 200 g of water. Calculate the concentration in terms of mass by mass percentage of the solutions.

Text Solution

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Mass of solute (salt) `=50`g
Mass of solvent (water) `=20`g
Mass of solution = Mass of solute + Mass of solvent
`=50`g `200`g`=250`g
Mass percentage of a solution `= ("Mass of solute")/("Mass of solution") xx 100 = (50)/(250) xx 100 = 20%`
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