"14639921-n"^^ . . . "helium"@en-us . . . "a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)"@en-us . . "0"^^ . . . "helium"^^ . . . . "0.0445843"^^ . . . . "0"^^ . . "He"@en-us . "0.19872"^^ . "0.0575963"^^ . . "0.0"^^ . . . . . "0.118324"^^ . . "0.270574"^^ . . . "a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)"@en-us . . "114639921"^^ . . . "0.138407"^^ . "0.190745"^^ . . . . . . . "113801672"@en-us . "110488178"@en-us . "atomic number 2"@en-us . "0.0220611"^^ . "0.0"^^ . . "0.392646"^^ . "0.0880373"^^ . . . . "0.324455"^^ . . . "0.0879845"^^ . . . "0.0658661"^^ .