Chemistry › Compound
Mendeleev · Compound
Hydrochloric acid · HCl
Hydrochloric acid: formula HCl, atom count, element breakdown and calculated molar mass.
CompoundHCl
HCl
Molar mass36.458 g/mol
Atoms2
Elements2
The formula HCl contains 2 atoms in total. Numbers after element symbols show how many atoms of each element are present.
Molar mass is the sum of the contributions shown above. The percentages show how much each element contributes to the total mass.