| Scienceray > Chemistry |
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Chemistry |
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 | | The Nitrogen Cycle | | by John Mancho, Jul 6, 2008 | | Nitrogen takes up almost 79% percent of the atmosphere. Nitrogen helps our bodies create proteins. Before nitrogen can be useful to organisms it needs to be turned into a nitrate ion. The process in which nitrogen can be turned into a nitrate is called nitrogen fixation. | | Comments(1) Liked It: 2 |
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 | | In the Lab | | by Virginia B Gaces, Jun 17, 2008 | | Some basic laboratory apparatuses and their uses. | | Comments(4) Liked It: 4 |
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 | | The Importance of Properties of Matter | | by Zain Da Pain, Jun 16, 2008 | | Are the characteristic properties important to us? The answer is fairly simple. The scientific information we studied from “Lab 1.3” was based on identifying substances using “Characteristics properties, and Workplace Hazardous Materials (WHMIS)". | | Comments(5) Liked It: 4 |
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