Iron(III) Chloride Hexahydrate at a glance
| Property | Value |
|---|
| Molar mass | 270.285 g/mol |
|---|
| Molecular weight | 270.285 u |
|---|
| Chemical formula | FeCl3·6H2O |
|---|
| Monoisotopic mass | 268.904882 u |
|---|
| CAS number | 10025-77-1 |
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| PubChem CID | 6093258 |
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How to calculate the molar mass of iron(III) chloride hexahydrate
1 × 55.845 + 3 × 35.45 + 12 × 1.008 + 6 × 15.999 = 270.285 g/mol
- Count the atoms in FeCl3·6H2O: Fe 1, Cl 3, H 12, O 6.
- Multiply each atom count by the atomic weight of the element.
- Add the results to get 270.285 g/mol.
Elemental composition of iron(III) chloride hexahydrate
| Element | Atoms | Atomic weight | Mass (g/mol) | Mass % |
|---|
| Fe Iron | 1 | 55.845 | 55.845 | 20.662% |
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| Cl Chlorine | 3 | 35.45 | 106.35 | 39.347% |
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| H Hydrogen | 12 | 1.008 | 12.096 | 4.4753% |
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| O Oxygen | 6 | 15.999 | 95.994 | 35.516% |
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Grams and moles of iron(III) chloride hexahydrate
| Amount | Equals |
|---|
| 1 g | 0.0036998 mol |
|---|
| 10 g | 0.036998 mol |
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| 100 g | 0.36998 mol |
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| 0.1 mol | 27.029 g |
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| 1 mol | 270.29 g |
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| 1 g, in particles | 2.2281 × 10^21 |
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