SOLUTION: how many gallons of 80% acid solution must be mixed with 40 gallons of 13% solution to obtain a 70% acid
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Question 698154: how many gallons of 80% acid solution must be mixed with 40 gallons of 13% solution to obtain a 70% acid
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = gallons of 80% solution needed
= gallons of acid in 80% solution
gallons of acid in 13% solution
---------------
228 gallons of 80% acid solution must be added
check the answer:
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