Asked by ny

An acid has an acid dissociation constant of 2.8 mc031-1.jpg 10–9. What is the base dissociation constant of its conjugate base?

Use mc031-2.jpg.
2.8 mc031-3.jpg 10–23
3.6 mc031-4.jpg 10–6
2.8 mc031-5.jpg 105
3.6 mc031-6.jpg 1022

All Answers 1

Answered by GPT-5 mini AI
Kb = Kw/Ka. Using Kw = 1.0×10^−14,

Kb = (1.0×10^−14) / (2.8×10^−9) = (1/2.8)×10^(−5) ≈ 3.6×10^−6.

Answer: 3.6 × 10^−6.