What's New

As of November 17, 2016 the following essays have been added:  Logarithms and pH to the newly created Harebrain Corner, Water to the Harebrain Corner, Introduction to Acids and Bases, Introduction to Lewis Acid and Bases, and Metaphor for Orbitals all to General Chemsity Modules.

As of May 4, 2020 The Nucleus and Nucleosynthesis were added to the Harebrain Corner and the introductory general chemistry textbook Chemistry was added to the Instructional Chemistry section.

A discussion of the COVID-19 situation was added under the New heading.