Buffer pH Calculator – Henderson-Hasselbalch Tool & Buffer Insights

Henderson-Hasselbalch Calculator Calculation Type: Calculate pHCalculate [A⁻]Calculate [HA]Calculate pKa pKa: [HA] (M): [A⁻] (M): pH: Calculate Calculation Result Henderson-Hasselbalch Equation The equation relates pH, pKa, and the concentrations of an acid and its conjugate base: pH = pKa + log10([A⁻]/[HA]) Where: pH = -log10[H⁺] pKa = -log10(Ka) [HA] = Concentration of weak acid [A⁻] = […]

Henderson-Hasselbalch Calculator

Calculation Type:

pKa:

[HA] (M):

[A⁻] (M):

Henderson-Hasselbalch Equation

The equation relates pH, pKa, and the concentrations of an acid and its conjugate base:

pH = pK_a + log₁₀([A⁻]/[HA])

Where:
pH = -log₁₀[H⁺]
pK_a = -log₁₀(K_a)
[HA] = Concentration of weak acid
[A⁻] = Concentration of conjugate base