SOLUTION: fred mixed 10 ml of an acidic solution with 9 ml of a 40% acidic solution to make a 41% acidic soultion. find the percent acid concentration of the first solution

Question 1047032: fred mixed 10 ml of an acidic solution with 9 ml of a 40% acidic solution to make a 41% acidic soultion. find the percent acid concentration of the first solution
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = % of the 1st solution needed

41.9% is the acid concentration of the 1st solution
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check:

OK
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