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added by globalquiz.org Feb. 11, 2016, 3:20 p.m.
What is the chemical symbol of helium?
H
He
Hl
Hg
H is the chemical symbol of hydrogen. Hg is the chemical symbol of Mercury.
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Very interesting!
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+1 Very interesting!  I know
      Acceptable  Ben Congry
      Acceptable  Madman
      Acceptable  life-o-holic