Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Bronsted Lowry Acids and Bases: Audio Book
Listen and learn as you discover definitions for acid, base, and acid-base reaction. View example formulas of Arrhenius and Bronsted-Lowry acid and bases.
Shodor Education Foundation
Shodor: The Arrhenius Equation
This Shodor Educational Foundation site provides information on the Arrhenius equation and gives examples of its use.
University of Waterloo (Canada)
Univ. Of Waterloo: Conjugate Acid Base Pairs
This page, created by a chemistry professor from the University of Waterloo, provides an introduction to conjugate acid-base pairs.
University of Waterloo (Canada)
Univ. Of Waterloo: Conjugate Acids of Bases
This site, created by a University of Waterloo Chemistry professor, applies conjugate pair theory. It also deals with the ionization constants for acids and bases.
Other
Organic Chemistry on Line: Acids and Bases
The bottom of this page gives an excellent idea of what Lewis acids and bases are. Inculdes graphics to aid in understanding.
Shodor Education Foundation
Shodor: Acid Base Chemistry
This Shodor Education Foundation page has a nice look at the major theories of acids and bases in less than one page. There are very simple defintions.
New York University
New York University: Lewis Acids and Bases
This site provides definitions and example formulas of Lewis acids and bases.
New York University
Nyu: Honors Chemistry I Arrhenius Acids and Bases
The basic definition for what Arrhenius acids and bases are.