Deriving Henderson Hasselbach

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Deriving the Henderson-Hasselbach Equation HA H + + A Ka= ¿¿ *Rearrange K a to find [H + ] ¿ *Take “–log” of both sides of equation log ¿¿ *substitute pH for “–log[H+]” and pKa for “–log K a pH= pKalog [ HA ] [ A ] *Henderson Hasselbach equation pH= pKa+log ¿¿¿

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How to derive Henderson Hasselbach equation

Transcript of Deriving Henderson Hasselbach

Deriving the Henderson-Hasselbach Equation

HA H+ + A

*Rearrange Ka to find [H+]

*Take log of both sides of equation

*substitute pH for log[H+] and pKa for log Ka

*Henderson Hasselbach equation