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Mathematics, 06.04.2021 14:00 holyturnley
A biologist has two brine solutions, one containing 7% salt and another containing 28% salt. How many milliliters of each solution should she mix to obtain 1 L of a solution that contains 19.6% salt?
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A biologist has two brine solutions, one containing 7% salt and another containing 28% salt. How man...
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