SOLUTION: Jamal needs to create a nitric acid solution which is less than 15% nitric acid. He begins with 12 fluid ounces of a 20% nitric acid solution in water and he adds 8 fluid ounces of

Question 1124917: Jamal needs to create a nitric acid solution which is less than 15% nitric acid. He begins with 12 fluid ounces of a 20% nitric acid solution in water and he adds 8 fluid ounces of water. Does he need to add more water?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The addition must be to add acid TO water; not the other way around. SAFETY!

This is only approximate. Density information may be necessary depending on how the concentration information is intended:

Just a guess, about 4 fluid ounces of water would be necessary; probably not need
8 fluid ounces.
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