Helium

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Helium is a light element comprised of two protons and two neutrons in its nucleus. Helium is chemically inert.

Atomic mass: 4.002602 g/mol

Chemical symbol: He

External Links

Helium at WebElements

Retrieved from "http://www.stardestroyer.net/wiki/index.php?title=Helium&oldid=4077"

Science