Mathematics, 01.10.2021 08:30 liljumpmanj
How much pure hydrogen peroxide must be added to 240 grams of a
45% hydrogen peroxide solution to produce a solution that is 70%
hydrogen peroxide?
Answers: 3
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How much pure hydrogen peroxide must be added to 240 grams of a
45% hydrogen peroxide solution to...
Mathematics, 14.08.2020 03:01