Heme at a glance
| Property | Value |
|---|
| Molar mass | 616.499 g/mol |
|---|
| Molecular weight | 616.499 u |
|---|
| Chemical formula | C34H32FeN4O4 |
|---|
| Monoisotopic mass | 616.177292 u |
|---|
| CAS number | 14875-96-8 |
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| PubChem CID | 26945 |
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How to calculate the molar mass of heme
34 × 12.011 + 32 × 1.008 + 1 × 55.845 + 4 × 14.007 + 4 × 15.999 = 616.499 g/mol
- Count the atoms in C34H32FeN4O4: C 34, H 32, Fe 1, N 4, O 4.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 616.499 g/mol.
Elemental composition of heme
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 34 | 12.011 | 408.374 | 66.241% |
|---|
| H Hydrogen | 32 | 1.008 | 32.256 | 5.2321% |
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| Fe Iron | 1 | 55.845 | 55.845 | 9.0584% |
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| N Nitrogen | 4 | 14.007 | 56.028 | 9.0881% |
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| O Oxygen | 4 | 15.999 | 63.996 | 10.381% |
|---|
Grams and moles of heme
| Amount | Equals |
|---|
| 1 g | 0.0016221 mol |
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| 10 g | 0.016221 mol |
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| 100 g | 0.16221 mol |
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| 0.1 mol | 61.65 g |
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| 1 mol | 616.5 g |
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| 1 g, in particles | 9.7683 × 10^20 |
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Calculate other compounds