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Mathematics, 06.05.2021 04:30 loganparrish2488

A chemist wants to mix an 8% salt solution with a 20% salt solution to obtain 12 liters of an 18% salt solution. How much of the 20% solution should she use?

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A chemist wants to mix an 8% salt solution with a 20% salt solution to obtain 12 liters of an 18%...
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