GKFix MCQ Question

What is the degree of ionization of aniline in a 0.001 M solution? (Kb = 4.3 × 10⁻¹⁰)

• A. 6.56 × 10⁻⁴
• B. 0.001
• C. 4.3 × 10⁻⁷
• D. 2.1 × 10⁻⁵