SOLUTION: a chemist has one solution that is 60 mL of a solution that is 50% acid. How much water should be added to this solution in order to dilute it so that it is only 20% acid?

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Question 1107563: a chemist has one solution that is 60 mL of a solution that is 50% acid. How much water should be added to this solution in order to dilute it so that it is only 20% acid?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
%2860%2A0.5%29%2F%28x%2B60%29=0.2

Solve for x.