Practice: Which of the following is the strongest acid?
Mark Yourself Question
- Grab a piece of paper and try this problem yourself.
- When you're done, check the "I have answered this question" box below.
- View the solution and report whether you got it right or wrong.
Practice: Ranking Acid Strength
Which of the following is the strongest acid?
A) H₂O (pKa ≈ 15.7)
B) H₂S (pKa ≈ 7.0)
C) NH₃ (pKa ≈ 38)
D) HF (pKa ≈ 3.2)