Question

what does chemical formula represent?
Answer in one word or a sentence. ​

Answer 1

Explanation:

A chemical formula is an expression that shows the elements in a compound and the relative proportions of those elements. If only one atom of a specific type is present, no subscript is used. For atoms that have two or more of a specific type of atom present, a subscript is written after the symbol for that atom

Answer 2

Answer:

The chemical formula identifies each constituent element by its chemical symbol and indicates the proportionate number of atoms of each element .