Mathematics, 07.07.2019 08:10 emmawytko
You need a 30% alcohol solution. on hand, you have a 90 ml of a 45% alcohol mixture. how much pure water will you need to add to obtain the desired solution?
you will need
ml of pure water
to obtain
ml of the desired 30% solution.
Answers: 2
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You need a 30% alcohol solution. on hand, you have a 90 ml of a 45% alcohol mixture. how much pure w...
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