Calculadora de pKa

Conversão entre pKa e Ka: pKa = −log₁₀(Ka).
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

pKa
4,74
pKb (= 14 − pKa)
9,26

Formula

pKa = −log₁₀(Ka) ; pKb = 14 − pKa

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