SOLUTION: Please help me solve this: A chemist wants to create a solution that is 36% acid. How many liters of a 60% acid solution must be added to 30 liters of 19% acid solution to obta

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Question 835082: Please help me solve this:
A chemist wants to create a solution that is 36% acid. How many liters of a 60% acid solution must be added to 30 liters of 19% acid solution to obtain this 36% acid mixture?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
The percent must be as weight per volume.
v is how much of the 60% acid to add.

%2860v%2B30%2A19%29%2F%28v%2B30%29=36

Look for the lesson, "Mixture: one material quantity unknown"