Mathematics, 08.11.2021 14:00 ghernadez
A scientist needs 180 milliliters of a 20% acid solution for an experiment. The lab has available a 25% and a 10% solution. How many milliliters of the 25% solution and how many milliliters of the 10% solution should the scientist mix to make the 20% solution
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A scientist needs 180 milliliters of a 20% acid solution for an experiment. The lab has available a...
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