What is the value of K_b for the formate anion, HCOO^-? K_a(HCOOH) = 2.1 × 10^-4 A) -2.1 × 10^-4 B) 2.1 × 10^-4 C) 6.9 × 10^-6 D) 4.8 × 10^-11 E) 2.1 × 10^-18

Question

Quizplus · Accepted Answer

The relationship between K_a and K_b for a conjugate acid-base pair is given by K_w = K_a × K_b, where K_w = 1.0 × 10^-14. Solving for K_b gives K_b = K_w / K_a = 1.0 × 10^-14 / 2.1 × 10^-4 = 4.8 × 10^-11.

What Is the Value of Kb for the Formate Anion

What Is the Value of K_b for the Formate Anion