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Nitrogen

Kids and Teens > School Time > Science > Chemistry > Elements > Nitrogen

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    Kids and Teens > School Time > Science > The Earth > Cycles > Nitrogen  (11)

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	Wikipedia: Nitrogen - http://en.wikipedia.org/wiki/Nitrogen Article detailing physical properties, history, applications, characteristics and safety precautions.
	ChemicalElements.com: Nitrogen - http://www.chemicalelements.com/elements/n.html Features properties, an atomic structure diagram, facts about nitrogen and a table of isotopes.

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