SOLUTION: How many liters of pure alcohol must be added to 5 liters of a 15% alcohol solution to make a 25% solution?
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Question 831330: How many liters of pure alcohol must be added to 5 liters of a 15% alcohol solution to make a 25% solution?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of pure alcohol needed
liters
2/3 of a liter of pure alcohol must be added
-----------------
check:
close enough
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