The Equilibrium Constant,K_a,for a Monoprotic Acid (Benzoic Acid)is 6

question 67

Multiple Choice

The equilibrium constant,K_a,for a monoprotic acid (benzoic acid) is 6.3 × 10^-5.Which of the following is the correct value of K_b for the benzoate ion,the conjugate base of benzoic acid?

• A) 1.6 × 10^-10
• B) 6.3 × 10^-5
• C) 1.6 × 10⁴
• D) 6.3 × 10⁹
• E) 6.3 × 10^-19

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