Water Cycle - Atmosphere (5)
Pre Lab 


The following is a table of the percentage of the different compounds and elements found in air at the surface of the Earth. Make a pie chart of the percentage. Make a legend. Think about how you can represent the gases that are a very small percentage of the total.

Nitrogen (N) 78.03%
Oxygen (O) 20.99%
Argon (Ar) .94%
Carbon dioxide (CO2) .035 -.04%
Hydrogen (H) .01%
Neon (Ne) .012%
Helium (He) .0005%
Krypton (Kr) .0001%
Ozone (O3) .00006%
Xenon (Xe) .000009%

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