Sulfurous Acid, H2SO3, is a diprotic acid, with the following acid dissociation constants: Ka1 = 1.4 * 10-2 Ka2 = 6.7 * 10-8 What is the Kb for SO32 - at 25ºC? Group of answer choices 9.4 * 10-10 1.5 * 10-7 6.7 * 10-8 7.2 * 10-13

Question

Kyra Mcgrath

16 July, 13:41

+2

Answers (2)

Know the Answer?

Emmanuel Ramirez · Answer 1

Kb = 7.1 x 10⁻¹³

Explanation:

Ka x Kb = Kw = > Kb = 1 x 10⁻¹⁴/1.4 x 10⁻² = 7.1 x 10⁻¹³

Gingersnap · Answer 2

Kb = 7.1 x 10⁻¹³

Explanation:

Ka x Kb = Kw = > Kb = 1 x 10⁻¹⁴/1.4 x 10⁻² = 7.1 x 10⁻¹³