What Is the PH of a 0

question 139

Multiple Choice

What is the pH of a 0.30 M pyridine solution that has K_b = 1.9 × 10^-9? The equation for the dissociation of pyridine is
C₅H₅N(aq) + H₂O(l) ⇌ C₅H₅NH⁺(aq) + OH^-(aq) .

• A)4)62
• B)8)72
• C)9)38
• D)10.38

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