Technical chemistry and processes
Basic alkaline buffer
Calculates B/BH+ buffer pOH and pH from Kb, pKw, and both form concentrations.
Related calculators
KB and pKb
Converts the base dissociation constant and its negative decimal logarithm.
pH and pOH from pKw
Uses pH + pOH = pKw with editable pKw.
Basic acidic buffer
Calculates HA/A− buffer pH from Ka and both form concentrations.
Henderson–Hasselbalch equation
Calculates an acidic buffer pH from pKa and [A−]/[HA].
[H+] concentration from pH
Calculates [H+] as 10^(−pH) in the dilute-solution model.
[OH−] concentration from pOH
Calculates [OH−] as 10^(−pOH) in the dilute-solution model.