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The Two Acid-Ionization Constants for Sulfurous Acid,H₂SO₃,are 1

Question 105

Multiple Choice

The two acid-ionization constants for sulfurous acid,H₂SO₃,are 1.3 × 10^-2 and 6.3 × 10^-8 at 25°C.What is K_b for the HSO₃^- ion?

A) 6.3 × 10^-8.
B) 6.2 × 10^-22.
C) 7.7 × 10^-13.
D) 1.3 × 10^-2.
E) 8.2 × 10^-10.

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