Can someone help solve this?? im so confused??

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1 Answer
May 7, 2018



Unless I am misunderstanding the question, I believe that is simply asking how much the concentration of something decreases when you expand its volume from 0.00824 liters to 0.5 liters. The answer to this would be

#722.5" ppm"*0.00824/0.5~~11.9" ppm"#.