SOLUTION: pharmacy tech student need a answer to a dilution problem. A 20% solution has been diluted to 400 ml and is now a 5% solution.What was the beginning volume of the 20% solution.
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Question 474312: pharmacy tech student need a answer to a dilution problem. A 20% solution has been diluted to 400 ml and is now a 5% solution.What was the beginning volume of the 20% solution. Answer by jorel1380(3719) (Show Source):
