Elements




Aluminum.


Copper.


Sulphur.

Molecules



NaCl



Organic Molecules



Benzene
Image courtesy of JPL/NASA


Naphthalene
Image courtesy of JPL/NASA


Chrysene
Image courtesy of JPL/NASA


Perylene
Image courtesy of JPL/NASA


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Traveling Nitrogen Classroom Activity Kit

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Nitric Acid - HNO3

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Sulfuric Acid - H2SO4

Sulfuric acid is a very common type of acid. Acid rain has sulfuric acid in it. Acid rain harms plants, fish, and other living things. A type of air pollution causes acid rain. When people burn fossil...more

Methane - CH4

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Ammonia - NH3

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Nitrogen

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Oxygen

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Hydrogen Peroxide - H2O2

Hydrogen peroxide (H2O2) is a kind of chemical. A molecule of hydrogen peroxide has oxygen and hydrogen atoms in it. Hydrogen peroxide is a clear liquid. Hydrogen peroxide is in some liquids that are used...more

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