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Mathematics, 16.10.2020 07:01 HTTYD
The mad scientist has one solution that is 30% acid and another solution
that is 18% acid. How much of each should he use to get 300 L of a solution
that is 21% acid?
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Answers: 2
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The mad scientist has one solution that is 30% acid and another solution
that is 18% acid. How much...
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