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Mathematics, 08.03.2020 06:54 sanic123
A chemist needs 170 ml of a 71% solution, but only has 59% and 93% solutions available. find how many ml of each that dhould be mixed to get the desired solution
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A chemist needs 170 ml of a 71% solution, but only has 59% and 93% solutions available. find how man...
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