Molar Mass Calculator

Calculate the molar mass of chemical compounds and elements instantly.

18.015
g/mol
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Understanding Molar Mass

What is Molar Mass?

Molar mass represents the mass of one mole of a substance, measured in grams per mole (g/mol). It's a fundamental concept in chemistry that helps scientists and students calculate the amount of substance needed for chemical reactions.

How to Use This Calculator

1. Select a common compound from the dropdown menu or enter your own chemical formula

2. The calculator will instantly show the molar mass in g/mol

3. For custom formulas, use capital letters for elements and numbers for quantities (e.g., H2O, NaCl)

Common Applications

Molar mass calculations are essential for:

• Laboratory experiments and chemical synthesis

• Determining stoichiometric relationships

• Industrial chemical processes

• Pharmaceutical formulations