Molar Mass of CaO (Calcium Oxide)
Molar Mass Calculator
What is the molar mass of CaO?
Answer
M(CaO) =
56.077 g/mol
Atomic weights: IUPAC standard values (CIAAW, 2024).
| Element | Atoms, n | Atomic weight, A | n × A, g/mol Mass fraction, w | |
|---|---|---|---|---|
| Cacalcium | 1 | 40.078 | 40.078 w ≈ 71.47% | ≈ 71.47% |
| Ooxygen | 1 | 15.999 | 15.999 w ≈ 28.53% | ≈ 28.53% |
| Σ = 56.077 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
Ca 71.47%
O 28.53%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| C₄H₆ (1,3-butadiene) | 54.092 |
| Mn (manganese) | 54.938 |
| Fe (iron) | 55.845 |
| CaO (calcium oxide) | 56.077 |
| KOH (potassium hydroxide) | 56.105 |
| C₄H₈ (isobutylene) | 56.108 |
| MgS (magnesium sulfide) | 56.37 |