What is the value of Kb for the formate anion, HCOO¯? Ka(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
Correct Answer:
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