![]() ![]() Lehrbuch der Theoretischen Physik (in German). Unlike virtually every other atom around us, each atom of helium has been individually formed after the formation of the earth. The interesting thing is how this gas gets into the ground in the first place. USA: National Center for Biotechnology Information. Helium can be found in certain parts of the world, notably in Texas, as a minor component in some sources of natural gas. Most Helium atoms have two neutrons in addition to.
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