Lactose Monohydrate at a glance
| Property | Value |
|---|
| Molar mass | 360.312 g/mol |
|---|
| Molecular weight | 360.312 u |
|---|
| Chemical formula | C12H22O11·H2O |
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| Monoisotopic mass | 360.126776 u |
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| CAS number | 5989-81-1 |
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| PubChem CID | 104938 |
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How to calculate the molar mass of lactose monohydrate
12 × 12.011 + 24 × 1.008 + 12 × 15.999 = 360.312 g/mol
- Count the atoms in C12H22O11·H2O: C 12, H 24, O 12.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 360.312 g/mol.
Elemental composition of lactose monohydrate
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| C Carbon | 12 | 12.011 | 144.132 | 40.002% |
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| H Hydrogen | 24 | 1.008 | 24.192 | 6.7142% |
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| O Oxygen | 12 | 15.999 | 191.988 | 53.284% |
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Grams and moles of lactose monohydrate
| Amount | Equals |
|---|
| 1 g | 0.0027754 mol |
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| 10 g | 0.027754 mol |
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| 100 g | 0.27754 mol |
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| 0.1 mol | 36.031 g |
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| 1 mol | 360.31 g |
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| 1 g, in particles | 1.6714 × 10^21 |
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Calculate other compounds