Mathematics, 26.11.2021 04:40 b4b4b4
7) (Extra Credit) A chemist needs to mix a 12 % solution with a 20% solution to obtain 180 ounces of a 15% solution. How many ounces of each of the solutions must be used? 12% 20%
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7) (Extra Credit) A chemist needs to mix a 12 % solution with a 20% solution to obtain 180 ounces of...
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