SOLUTION: How much 12% acid must be added to 2 gallons of pure water to get a mixture that is 7% acid.
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Question 1037332: How much 12% acid must be added to 2 gallons of pure water to get a mixture that is 7% acid.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How much 12% acid must be added to 2 gallons of pure water to get a mixture that is 7% acid.
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Add A gallons.
A*12 + 2*0 = (A + 2)*7
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