Where the two curves cross, pH equals
- Acheck_circle
pKa
- B
0
- C
14
- D
pKw
Explanation
Equal fractions of HA and A⁻ → ratio = 1 → pH = pKa.
Weak Acid and Base Equilibria
AP Chemistry· difficulty 4/5
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AP Chemistry· difficulty 4/5
Where the two curves cross, pH equals
pKa
0
14
pKw
Explanation
Equal fractions of HA and A⁻ → ratio = 1 → pH = pKa.
Want 10 more like this — adaptive to your weak spots?