In a 010 M Solution of Sodium Hydrogen Sulfate,the HSO₄^- Ion Is

Multiple Choice

In a 0.10 M solution of sodium hydrogen sulfate,the HSO₄^- ion is 29% dissociated.What is Ka₂ for H₂SO₄?

A) 2.4 × 10^-1
B) 1.2 × 10^-2
C) 1.0 × 10^-2
D) 8.4 × 10^-3
E) 2.0 × 10^-2