A chemist needs 12 L of a 40% alcohol solution. She must mix a 20% solution and

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A chemist needs 12 L of a 40% alcohol solution. She must mix a 20% solution and a 50% solution. How many liters of each will b required to obtain what she needs?


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Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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