SOLUTION: Doreen Schmidt is a chemist. She needs to prepare 24 ounces of a 10% hydrochloric acid solution. Find the amount of 12% solution and the amount of 6% solution she should mix to get

Algebra ->  Rational-functions -> SOLUTION: Doreen Schmidt is a chemist. She needs to prepare 24 ounces of a 10% hydrochloric acid solution. Find the amount of 12% solution and the amount of 6% solution she should mix to get      Log On


   



Question 904848: Doreen Schmidt is a chemist. She needs to prepare 24 ounces of a 10% hydrochloric acid solution. Find the amount of 12% solution and the amount of 6% solution she should mix to get this solution.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
The percents should be as weight per weight if your ounces are those units; and the percents should be as weight per volume if you meant fluid ounces. The distinctions are important.

x and y quantities for 6% and 12% in that order.

%286x%2B12y%29%2F24=10 and x%2By=24.
Solve for x and y.