Difference between revisions of "Carbon dioxide"
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| − | '''Carbon dioxide''' is exhaled when you breathe out. | + | '''Carbon dioxide''' is exhaled when you breathe out. It is a [[molecular]] substance with a formula CO<sub>2</sub>. It is used by plants in the process of [[photosynthesis]] to generate [[oxygen]]. |
Revision as of 19:09, April 6, 2007
Carbon dioxide is exhaled when you breathe out. It is a molecular substance with a formula CO2. It is used by plants in the process of photosynthesis to generate oxygen.