Molar Mass Calculator
Calculate molecular weight from a chemical formula with element-by-element breakdown.
Molar Mass
18.015
g/mol
Element Breakdown
| Element | Name | Count | Atomic Mass | Contribution | % |
|---|---|---|---|---|---|
| H | Hydrogen | 2 | 1.008 | 2.016 | 11.2% |
| O | Oxygen | 1 | 15.999 | 15.999 | 88.8% |
⚗️ Mole / Mass Conversions