SOLUTION: A chemist has 300 mL of a solution that is half acid. She needs a solution that is 90% acid. How many mL of acid should she add?
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Question 880284: A chemist has 300 mL of a solution that is half acid. She needs a solution that is 90% acid. How many mL of acid should she add?
Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
and solve for v.
This lesson tells how this mixture problem works.
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