Question 23M.1.HL.TZ1.26

What is the relationship between acid and base dissociation constants in a conjugate acid–base pair?

A.  $K\mathrm{a}\times K\mathrm{b}=K\mathrm{w}$

B.  $\frac{Ka}{Kb}=K\mathrm{w}$

C.  $\mathrm{p}K\mathrm{a}\times \mathrm{p}K\mathrm{b}=\mathrm{p}K\mathrm{w}$

D.  $\frac{pKa}{pKb}=\mathrm{p}K\mathrm{w}$