. "104759092"@en-us . . . "105026312"^^ . "0"^^ . . "103925098"@en-us . . . . . "molecular weight"^^ . "05026312-n"^^ . "0"^^ . . . "molecular weight"@en-us . "(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule"@en-us . . . "relative molecular mass"@en-us . .