SOLUTION: a 70% acid is to be mixed with water to produce a 5 liter mixture containing 28% acid. How many milliliters of water and how many milliliters of the 70% acid solution are needed to
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Question 1130991: a 70% acid is to be mixed with water to produce a 5 liter mixture containing 28% acid. How many milliliters of water and how many milliliters of the 70% acid solution are needed to create the 28% acid solution?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = liters of 70% mixture needed
Let = liters of water needed
-------------------------------------------------
(1) liters
(2)
---------------------------------
(2)
(2) liters
and
(1)
(1) liters
------------------------
3,000 ml of water and 2,000 ml of 70% mixture are needed
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