Ibuprofen at a glance
| Property | Value |
|---|
| Molar mass | 206.285 g/mol |
|---|
| Molecular weight | 206.285 u |
|---|
| Chemical formula | C13H18O2 |
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| Monoisotopic mass | 206.13068 u |
|---|
| CAS number | 58560-75-1 |
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| PubChem CID | 3672 |
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How to calculate the molar mass of ibuprofen
13 × 12.011 + 18 × 1.008 + 2 × 15.999 = 206.285 g/mol
- Count the atoms in C13H18O2: C 13, H 18, O 2.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 206.285 g/mol.
Elemental composition of ibuprofen
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 13 | 12.011 | 156.143 | 75.693% |
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| H Hydrogen | 18 | 1.008 | 18.144 | 8.7956% |
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| O Oxygen | 2 | 15.999 | 31.998 | 15.512% |
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Grams and moles of ibuprofen
| Amount | Equals |
|---|
| 1 g | 0.0048477 mol |
|---|
| 10 g | 0.048477 mol |
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| 100 g | 0.48477 mol |
|---|
| 0.1 mol | 20.629 g |
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| 1 mol | 206.29 g |
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| 1 g, in particles | 2.9193 × 10^21 |
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Calculate other compounds