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12-07-2016
Mathematics

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how many ounce of acid must be added to 20 ounce of solution that is 5% acid to strengthen it to a solution that is 24% acid?

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OhLookItsElena OhLookItsElena

12-07-2016

If 20 ounces will give you 5% acidity, you can assume that every 4 ounces will give you 1% acidity (Divide 20 by 5).

If 20 = 5
40 = 10
80 = 20.
84 = 21.
88 = 22.
92 = 23.
96 would be 24% — the answer you’re looking for.

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