Free online molecular weight calculation with detailed element breakdown
| Symbol | Element | Atoms | Atomic Mass | Subtotal | % |
|---|---|---|---|---|---|
| K | Potassium | 2 | 39.0980 | 78.1960 | 83.02% |
| O | Oxygen | 1 | 15.9990 | 15.9990 | 16.98% |
Calculate the molar mass of any chemical formula for free
Try Molar Mass Calculator →