A chemist has three acid solutions at various concentrations. The firs is 10% acid, the second is 20%, and the third is 40%. How many millimeters of each should she use to make 100 mL of 18% solution, if she has to use four times as much as the 10% solution as the 40% solution?
A chemist has three acid solutions at various concentrations. The firs is 10% acid, the second is 20%, and the third is 40%. How many millimeters of each should she use to make 100 mL of 18% solution, if she has to use four times as much as the 10% solution as the 40% solution?
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section: Chapter Questions
Problem 13CR
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A chemist has three acid solutions at various concentrations. The firs is 10% acid, the second is 20%, and the third is 40%. How many millimeters of each should she use to make 100 mL of 18% solution, if she has to use four times as much as the 10% solution as the 40% solution?
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