1. chemical formula
Wikipedia definition
2. Chemical formulaA chemical formula or molecular formula is a way of expressing information about the atoms that constitute a particular chemical compound. The chemical formula identifies each constituent element by its chemical symbol and indicates the number of atoms of each element found in each discrete molecule of that compound.
Read “Chemical formula” on English Wikipedia
Read “化学式” on Japanese Wikipedia
Read “Chemical formula” on DBpedia


to talk about this word.