Answer:
Step-by-step explanation:
A chemical formula is representation of a compound. Compounds are made up of two or more elements combining together.
The chemical formula of any compound is a representation which shows the elements therein and the mole relationship expressed as subscripts.
Elements in HCl - Hydrogen (H)
Chlorine (Cl)
Here 1 mole of hydrogen chloride molecule consists of 1 mole of chlorine atoms and 1 mole of hydrogen atoms.