Dimethyl Sulfoxide at a glance
| Property | Value |
|---|
| Molar mass | 78.129 g/mol |
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| Molecular weight | 78.129 u |
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| Chemical formula | (CH3)2SO |
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| Monoisotopic mass | 78.013936 u |
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| CAS number | 67-68-5 |
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| PubChem CID | 679 |
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How to calculate the molar mass of dimethyl sulfoxide
2 × 12.011 + 6 × 1.008 + 1 × 32.06 + 1 × 15.999 = 78.129 g/mol
- Count the atoms in (CH3)2SO: C 2, H 6, S 1, O 1.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 78.129 g/mol.
Elemental composition of dimethyl sulfoxide
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 2 | 12.011 | 24.022 | 30.747% |
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| H Hydrogen | 6 | 1.008 | 6.048 | 7.741% |
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| S Sulfur | 1 | 32.06 | 32.06 | 41.035% |
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| O Oxygen | 1 | 15.999 | 15.999 | 20.478% |
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Grams and moles of dimethyl sulfoxide
| Amount | Equals |
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| 1 g | 0.012799 mol |
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| 10 g | 0.12799 mol |
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| 100 g | 1.2799 mol |
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| 0.1 mol | 7.8129 g |
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| 1 mol | 78.129 g |
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| 1 g, in particles | 7.7079 × 10^21 |
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Calculate other compounds