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How many kgs of sodium must be added to 60kg of 8% of a solution of sodium and water to increase it to a 30% solution?
Amount of sodium in 60 kg solution= (8/100)60kg = 4.8
Let x kg of sodium be added.
Then, (4.8+x)/(60+x)= 30/100
480+100x = 1800+30x
x =18.85 kg
By: bhavesh kumar singh ProfileResourcesReport error
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