Theories of acids and bases
Describes the Arrhenius, Bronsted-Lowry, and Lewis theories of acids and bases, and explains the relationship between them. Includes the meaning of the term conjugate as applied to acid-base pairs.
Strong and weak bases
Explains the terms strong and weak as applied to bases. Defines Kb and pKb for a weak base.
Describes the way that pH changes during various acid-base titrations.
Explains how simple indicators work, and what determines the choice of indicator for a particular acid-base titration. This page assumes that you know about pH curves.
Explains what a buffer solution is and how simple buffer solutions work.