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R3.1 (AHL) pOH, Ka, Kb, pKa and pKb

This page covers pOH in addition to pH and considers the strengths of acids and bases as described by their Ka, pKa, Kb and pKb values. It interconverts between the [H+], [OH−], pH and pOH values and derives the expressions Ka × Kb = Kw and pKa + pKb = 14 for a conjugate acid-base pair. What happens when protons are transferred? The IB does not require students to be able to solve quadratic equations when it comes to...

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