SOLUTION: A flask contains 500 ml of an 80% alcohol solution in water. How much of this solution must be drawn off
and replaced by water to obtain a solution having a concentration of 25% a
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and replaced by water to obtain a solution having a concentration of 25% a
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Question 1165489: A flask contains 500 ml of an 80% alcohol solution in water. How much of this solution must be drawn off
and replaced by water to obtain a solution having a concentration of 25% alcohol? Answer by josgarithmetic(39617) (Show Source):
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