SOLUTION: How many liters of water must be added to 8 liters of a 40% acid solution to obtain a 10% acid solution?
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Question 898219: How many liters of water must be added to 8 liters of a 40% acid solution to obtain a 10% acid solution?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Adding the water changes the concentration but not the amount of acid.
Let w = amount of water to add.
Solve for w.
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