We are being asked to identify the most acidic solution.
Most acidic → lowest pH → ↑ [H3O+]
Which solution is most acidic (that is, which one has the lowest pH)?
A, 1.0 M HF
B. 0.50 HF
C. 0.50 M HCl
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the pH and pOH concept. You can view video lessons to learn pH and pOH. Or if you need more pH and pOH practice, you can also practice pH and pOH practice problems.