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How many liters each of a 20 acid solution and a 70 acid solution must be used to produce 90 liters of a 50 acid

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How many liters each of a 20 acid solution and a 70 acid solution must be used to produce 90 liters of a 50 acid solution Round to two decimal places if necessary AnswerHow to enter your answer opens in new window 2 Points liters of 20 acid solution Keypa Keyboard Shortc

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