Carbon Dioxide at a glance
| Property | Value |
|---|
| Molar mass | 44.009 g/mol |
|---|
| Molecular weight | 44.009 u |
|---|
| Chemical formula | CO2 |
|---|
| Monoisotopic mass | 43.9898292 u |
|---|
| CAS number | 124-38-9 |
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| PubChem CID | 280 |
|---|
How to calculate the molar mass of carbon dioxide
1 × 12.011 + 2 × 15.999 = 44.009 g/mol
- Count the atoms in CO2: C 1, O 2.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 44.009 g/mol.
Elemental composition of carbon dioxide
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 1 | 12.011 | 12.011 | 27.292% |
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| O Oxygen | 2 | 15.999 | 31.998 | 72.708% |
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Grams and moles of carbon dioxide
| Amount | Equals |
|---|
| 1 g | 0.022723 mol |
|---|
| 10 g | 0.22723 mol |
|---|
| 100 g | 2.2723 mol |
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| 0.1 mol | 4.4009 g |
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| 1 mol | 44.009 g |
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| 1 g, in particles | 1.3684 × 10^22 |
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Calculate other compounds