. "potassium"^^ . . "0"^^ . . . "a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite"@en-us . . . "0.138892"^^ . "113812099"@en-us . . "atomic number 19"@en-us . "0.0743476"^^ . . . . "K"@en-us . . . "0.138877"^^ . "0.0908852"^^ . . . . . "0.128183"^^ . "14650807-n"^^ . . . . . "114650807"^^ . . . "a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite"@en-us . . . . . . . . "0.121891"^^ . . "0"^^ . . . . . "110497589"@en-us . "potassium"@en-us . . . . . . . "0.191358"^^ . . "0.115566"^^ . .