Riboflavin at a glance
| Property | Value |
|---|
| Molar mass | 376.369 g/mol |
|---|
| Molecular weight | 376.369 u |
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| Chemical formula | C17H20N4O6 |
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| Monoisotopic mass | 376.138284 u |
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| CAS number | 83-88-5 |
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| PubChem CID | 493570 |
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How to calculate the molar mass of riboflavin
17 × 12.011 + 20 × 1.008 + 4 × 14.007 + 6 × 15.999 = 376.369 g/mol
- Count the atoms in C17H20N4O6: C 17, H 20, N 4, O 6.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 376.369 g/mol.
Elemental composition of riboflavin
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 17 | 12.011 | 204.187 | 54.252% |
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| H Hydrogen | 20 | 1.008 | 20.16 | 5.3564% |
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| N Nitrogen | 4 | 14.007 | 56.028 | 14.886% |
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| O Oxygen | 6 | 15.999 | 95.994 | 25.505% |
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Grams and moles of riboflavin
| Amount | Equals |
|---|
| 1 g | 0.002657 mol |
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| 10 g | 0.02657 mol |
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| 100 g | 0.2657 mol |
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| 0.1 mol | 37.637 g |
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| 1 mol | 376.37 g |
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| 1 g, in particles | 1.6001 × 10^21 |
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