Curated OER
Carbon Dioxide
Students conduct a series of experiments to explore carbon dioxide properties. In this chemistry lesson plan, students explain the production and uses of this gas. They measure its amount in soda and waste product of yeast.
PBS
Pbs Learning Media: Cave Formation: Biogeochemical Cycles
This video segment adapted from NOVA chronicles the discoveries that led to a radical new theory in which living organisms, not just geological processes, play an active role in cave formation. [5:42]
American Chemical Society
Middle School Chemistry: Carbon Dioxide Can Make a Solution Acidic
Students explain that carbon dioxide from any source reacts chemically with water to form carbonic acid. They will also be able to use the color changes of universal indicator to monitor the changing pH of a solution during a chemical...
Other
Water Resources Programme: Chemistry of Carbonic Acid in Water [Pdf]
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."
Other
Chemical Education Digital Library: Carbonic Acid H2 Co3
A 360 degrees view virtual model of a carbonic acid molecule. Students can manipulate the model to explore its properties.
American Chemical Society
Middle School Chemistry: Co2 Reacting With Water
See how carbon dioxide reacts with water to produce carbonic acid.
CK-12 Foundation
Ck 12: Earth Science: Chemical Weathering
[Free Registration/Login may be required to access all resource tools.] Chemical weathering wears down rocks through chemical reactions.
City University of New York
Brooklyn College: Bicarbonate Buffer
Explains the role of carbonic acid in the blood as part of a buffer system. Includes reactions.
Wikimedia
Wikipedia: Carbonic Acid
This Wikipedia encyclopedia article provides a brief overview of what carbonic acid is.
Frostburg State University
Frostburg State University: How Does H2 Co3 Form When Co2 Dissolves in Water?
A brief explanation of how carbonic acid forms when carbon dioxide dissolves in water.