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Mathematics, 16.07.2019 08:20 xxaurorabluexx

Achemist mixes a 10% hydrogen peroxide solution with a 25% hydrogen peroxide solution to create 30 liters of a 15% hydrogen peroxide solution. how many liters of the 10% solution did the chemist use to make the 15% solution?

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Achemist mixes a 10% hydrogen peroxide solution with a 25% hydrogen peroxide solution to create 30 l...
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