SOLUTION: E chem testing has a solution that is 80% base and another that is 30% base. A technician needs 150L of a solution that is 62% base. The 150L will be prepared by mixing two solutio

Question 829474: E chem testing has a solution that is 80% base and another that is 30% base. A technician needs 150L of a solution that is 62% base. The 150L will be prepared by mixing two solutions on hand . How much of each should be used?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
This problem and so many like it fit the same general form.

Look at the lesson, "Mixing two concentrations for known amount of mixture", from the lessons link in my profile.
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http://www.algebra.com/my/Mixtures%3A-All-in-Symbols.lesson?content_action=show_dev
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