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  • About.com: Chemistry
  • chemistry.about.com
  • News articles, periodic tables, educational resources, newsletters, and annotated links.
4.5
(si*)
>230
6
  • Chemical Forums
  • www.chemicalforums.com
  • Discussion boards for all areas of chemistry, at levels ranging from high school to graduate school and practicing chemists. Site also includes web directory, periodic table, articles, and reference tables.
4.0
(si*)
<5
5
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