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The Noble Gases
Essay specific features
Written by:
Minnie A
Date added:
June 12, 2016
Level:
University
Grade:
A
No of pages / words:
2 / 456
Was viewed:
2309 times
Rating of current essay:
Essay content:
Later they found that it could react with most of the other nobles.
Helium is one of the more scarce nobles on earth but in the
universe it makes up 25% of it. Helium?s presence was discovered by using
spectral analysis to detect helium in the sun?s spectrum. Helium is not found a
lot on the earth because gravity cannot keep helium from escaping to space...
displayed 300 characters
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Helium is not found a
lot on the earth because gravity cannot keep helium from escaping to space.
Helium is found mostly in stars, where it goes through nuclear fusion with
hydrogen. Most Helium comes from natural gas taps in North America. It is used
in balloons and divers use it with oxygen to breath easier and to not get sick
or dizzy...
displayed 300 characters
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