SOLUTION: how many ounces of pure water should be added to 20 ounces of a 40% solution of acid to obtain a 30% solution of muriatic acid?
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Question 334199: how many ounces of pure water should be added to 20 ounces of a 40% solution of acid to obtain a 30% solution of muriatic acid?
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
x + 0.40(20) = 0.30(x + 20)
Can you take it from here?
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