Explanation of how to find the molar mass of HCl: Hydrochloric acid.

A few things to consider when finding the molar mass for HCl:

- make sure you have the correct chemical formula.
- always include the units for molecular weight (grams/mole).
- make sure you do the math right - follow the order of operations.
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Note that molecular weight, molar mass, and gram formula mass are essentially the same concept.

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Finding the Molar Mass (sometimes called Molecular Weight although the units are different) of a compound is a essential skill for the chemistry topic of stoichiometry and the first step in converting from moles to grams (or grams to moles).

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