Mathematics, 28.08.2020 21:01 cathyfrawley

A lab technician needs 60mL of 25% acid solution for a certain experiment. But he has only 10% solution and 40% solution. How many milliliters of 10% and the 40% solutions should he mix to get what he needs Thanks you for answer this question!

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A lab technician needs 60mL of 25% acid solution for a certain experiment. But he has only 10% solut...