What Is K_a for the Anilinium Cation,C₆H₅NH₃⁺,at 25°C? (K_b for C₆H₅NH₂

question 3

Multiple Choice

What is K_a for the anilinium cation,C₆H₅NH₃⁺,at 25°C? (K_b for C₆H₅NH₂ = 4.2 × 10^-10 at 25°C.)

• A)1.0 × 10^-7
• B)4.2 × 10⁴
• C)4.2 × 10^-24
• D)2.4 × 10^-5
• E)4.2 × 10^-10

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