Malachite at a glance
| Property | Value |
|---|
| Molar mass | 221.114 g/mol |
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| Molecular weight | 221.114 u |
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| Chemical formula | Cu2CO3(OH)2 |
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| Monoisotopic mass | 219.849419 u |
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| CAS number | 1319-53-5 |
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| PubChem CID | 25503 |
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How to calculate the molar mass of malachite
2 × 63.546 + 1 × 12.011 + 5 × 15.999 + 2 × 1.008 = 221.114 g/mol
- Count the atoms in Cu2CO3(OH)2: Cu 2, C 1, O 5, H 2.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 221.114 g/mol.
Elemental composition of malachite
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
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| Cu Copper | 2 | 63.546 | 127.092 | 57.478% |
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| C Carbon | 1 | 12.011 | 12.011 | 5.432% |
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| O Oxygen | 5 | 15.999 | 79.995 | 36.178% |
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| H Hydrogen | 2 | 1.008 | 2.016 | 0.91175% |
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Grams and moles of malachite
| Amount | Equals |
|---|
| 1 g | 0.0045226 mol |
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| 10 g | 0.045226 mol |
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| 100 g | 0.45226 mol |
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| 0.1 mol | 22.111 g |
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| 1 mol | 221.11 g |
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| 1 g, in particles | 2.7235 × 10^21 |
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