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Handout
Other

Water Resources Programme: Chemistry of Carbonic Acid in Water [Pdf]

For Students 9th - 10th
A detailed look at carbon isotopic composition isotope and carbonic acid in water. Sections include: "Carbonic Acid Equilibria," "Carbonic Acid Concentrations," and "Closed System, Mixing of Freshwater and Seawater."
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Handout
Massachusetts Institute of Technology

Mit: Inventor of the Week: Willard Libby Carbon Dating

For Students 6th - 8th
Use this site to learn about radiocarbon dating and the scientist who discovered it, Willard Libby (1908-1980 CE).