Mathematics, 05.05.2020 04:45 ryan23allen
Doreen Schmidt is a chemist. She needs to prepare 28 ounces of a 9% hydrochloric acid solution. Find the amount of 14% solution and the amount of 7% solution she should mix to get this solution.
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Doreen Schmidt is a chemist. She needs to prepare 28 ounces of a 9% hydrochloric acid solution. Find...
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