Molar Mass of HBr (Hydrogen Bromide)
Molar Mass Calculator
What is the molar mass of HBr?
Answer
M(HBr) =
80.912 g/mol
Atomic weights: IUPAC standard values (CIAAW, 2024).
| Element | Atoms, n | Atomic weight, A | n × A, g/mol Mass fraction, w | |
|---|---|---|---|---|
| Hhydrogen | 1 | 1.0080 | 1.0080 w ≈ 1.25% | ≈ 1.25% |
| Brbromine | 1 | 79.904 | 79.904 w ≈ 98.75% | ≈ 98.75% |
| Σ = 80.912 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
Br 98.75%
H 1.25%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| Br (bromine) | 79.904 |
| NH₄NO₃ (ammonium nitrate) | 80.043 |
| SO₃ (sulfur trioxide) | 80.06 |
| HBr (hydrogen bromide) | 80.912 |
| H₂Se (hydrogen selenide) | 80.987 |
| ZnO (zinc oxide) | 81.38 |
| H₃PO₃ (phosphonic acid) | 81.995 |