Mathematics, 20.07.2019 17:40, nova97
Doreen schmidt is a chemist. she needs to prepare 28 ounces of a 12% hydrochloric acid solution. find the amount of 14% soulution and the amount of 7% soulution she should mix to get this soulution.
Answers: 1
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Doreen schmidt is a chemist. she needs to prepare 28 ounces of a 12% hydrochloric acid solution. fin...
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