Buffer Solutions — Resisting pH Change

Three identical additionsready

Buffer Water Unbuffered, same start pH

Buffer recipe

System—

pKa—

[base]/[acid] ratio—

Henderson–Hasselbalch pH—

Exact model pH—

Capacity remaining vs HCl—

Capacity remaining vs NaOH—

pH vs volume of HCl (◀) or NaOH (▶) added

Volume added0.00 cm³

pH · buffer—

pH · water—

pH · same-pH—

ΔpH · buffer—

ΔpH · water—

ΔpH · same-pH—

Buffering factor—

Buffer system

Acid-form concentration0.100 mol dm⁻³

Base-form concentration0.100 mol dm⁻³

Buffer volume25.0 cm³

Titrant concentration (both HCl and NaOH)0.500 mol dm⁻³

◀ HCl added · volume added · NaOH added ▶0.00 cm³

HCl NaOH