Free online molecular weight calculation with detailed element breakdown
| Symbol | Element | Atoms | Atomic Mass | Subtotal | % |
|---|---|---|---|---|---|
| As | Arsenic | 1 | 74.9220 | 74.9220 | 96.12% |
| H | Hydrogen | 3 | 1.0080 | 3.0240 | 3.88% |
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