Molar Mass of Cl2OS (Thionyl Chloride)
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What is the molar mass of Cl2OS?
Answer
M(Cl2OS) ≈
118.96 g/mol
Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — Cl: 35.45, S: 32.06.
| Element | Atoms, n | Atomic weight, A | n × A, g/mol Mass fraction, w | |
|---|---|---|---|---|
| Clchlorine | 2 | 35.45 | 70.90 w ≈ 59.60% | ≈ 59.60% |
| Ooxygen | 1 | 15.999 | 15.999 w ≈ 13.45% | ≈ 13.45% |
| Ssulfur | 1 | 32.06 | 32.06 w ≈ 26.95% | ≈ 26.95% |
| Σ = 118.959 ≈ 118.96 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
Cl 59.60%
S 26.95%O 13.45%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| NiCO₃ (nickel(II) carbonate) | 118.701 |
| Sn (tin) | 118.71 |
| CoCO₃ (cobalt(II) carbonate) | 118.941 |
| Cl₂OS (thionyl chloride) | 118.96 |
| KBr (potassium bromide) | 119.002 |
| CHCl₃ (chloroform) | 119.37 |
| HMnO₄ (permanganic acid) | 119.942 |