For the monoprotic acid–base pair HA ⇌ H⁺ + A⁻

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

For the monoprotic acid–base pair HA ⇌ H⁺ + A⁻, which species (HA or A⁻) is expected to predominate when the solution pH is lower than the substance’s pKa?

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