Molar Mass of FeSO4 (Iron(II) Sulfate)
Molar Mass Calculator
What is the molar mass of FeSO4?
Answer
M(FeSO4) ≈
151.90 g/mol
Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — S: 32.06.
| Element | Atoms, n | Atomic weight, A | n × A, g/mol Mass fraction, w | |
|---|---|---|---|---|
| Feiron | 1 | 55.845 | 55.845 w ≈ 36.76% | ≈ 36.76% |
| Ssulfur | 1 | 32.06 | 32.06 w ≈ 21.11% | ≈ 21.11% |
| Ooxygen | 4 | 15.999 | 63.996 w ≈ 42.13% | ≈ 42.13% |
| Σ = 151.901 ≈ 151.90 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
O 42.13%Fe 36.76%
S 21.11%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| SnO₂ (tin(IV) oxide) | 150.71 |
| MnSO₄ (manganese(II) sulfate) | 150.99 |
| C₈H₉NO₂ (paracetamol) | 151.165 |
| FeSO₄ (iron(II) sulfate) | 151.90 |
| Eu (europium) | 151.96 |
| Cr₂O₃ (dichromium trioxide) | 151.989 |
| C₈H₈O₃ | 152.149 |