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Part 1
Dorren Schmidt is a chemist. She needs to prepare 11 ounces of a 10​% hydrochloric acid solution. Find the amount of a 4​% solution and the amount of a 12​% solution she should mix to get this solution.
Concentration Rate
Ounces of Solution
Ounces of Pure Acid
0.04
x
0.04x
0.12
y
​?
0.10
11
​?
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Part 1
How many ounces of the 4​% acid solution should be in the​ mixture?

enter your response here ​(Simplify your answer. Type an​ integer, fraction, or mixed​ number.)