SOLUTION: How many gallons of a 5% acid solution must be mixed with 5 gallons of a 10% solution to obtain a 7% solution?
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Question 1121894: How many gallons of a 5% acid solution must be mixed with 5 gallons of a 10% solution to obtain a 7% solution?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How many gallons of a 5% acid solution must be mixed with 5 gallons of a 10% solution to obtain a 7% solution?
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Add G gallons.
5*10 + 5*G = 7*(5+G)
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