SOLUTION: Two hundred milliliters of 2% acetic acid are needed. How many milliliters of 10% acetic acid are required to make the 2% solution?

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Question 1166475: Two hundred milliliters of 2% acetic acid are needed. How many milliliters of 10% acetic acid are required to make the 2% solution?
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
One-fifth of it comes from the 10% acid.

%281%2F5%29%28200%29%2AmL of the 10% acid.