Difference between revisions of "Material/Constituent elements of air"

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|colspan=2 |<br>'''Not included in above dry atmosphere:'''
 
|colspan=2 |<br>'''Not included in above dry atmosphere:'''
 
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|Water vapour <font size=1>''(variable)''</font> || align = "right" |typically 1% <!--need to do similar working on this (as with carbon above) to show as hydrogen-->
+
|Water vapour <font size=1>''(variable)''</font> || align = "right" |~1% <!--need to do similar working on this (as with carbon above) to show as hydrogen-->
 
|}
 
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Revision as of 14:44, 9 September 2006

Approximate composition of dry atmosphere by volume:

Sky
Element  % vol
Nitrogen 78.08
Oxygen 20.95
Argon 0.93
Carbon < 0.01
Others trace

Not included in above dry atmosphere:
Water vapour (variable) ~1%

Source: NASA
Carbon dioxide updated (to 1998) by IPCC TAR table 6.1 [1]. Figure for carbon extrapolated from this
Edited text from http://en.wikipedia.org/wiki/Earth%27s_atmosphere