MHX Chemistry Helper 2.2.1

This
product is an essential for anyone studying chemistry. It includes
periodic tables, tutorials, reference sheets, quick compound name and
symbol searchers, chemical equation solvers, and molar mass
calculators.
Price: $2.99 Canadian
Date Released: July 07, 2008
Compatible with Windows 98, ME, 2000, XP, Vista (Run the install as administrator)
Click here to download the free version
Limitations: Compound name and symbol searcher disabled.