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Review the Lesson | MATHguide homepage Updated January 25th, 2008

Waiting for your answers to the problem below.
Answer the following chemistry problem. Report the concentration to the nearest percent.


416 mL of 55 % ethanoic acid is mixed with 186 mL of 25 % ethanoic acid.

How many milliliters of ethanoic solution were created?
What is the concentration of the ethanoic solution? %