Molar Mass of K2S (Potassium Sulfide)
Molar Mass Calculator
What is the molar mass of K2S?
Answer
M(K2S) ≈
110.26 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 | |
|---|---|---|---|---|
| Kpotassium | 2 | 39.098 | 78.196 w ≈ 70.92% | ≈ 70.92% |
| Ssulfur | 1 | 32.06 | 32.06 w ≈ 29.08% | ≈ 29.08% |
| Σ = 110.256 ≈ 110.26 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
K 70.92%
S 29.08%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| C₂H₅Br (bromoethane) | 108.966 |
| Li₂SO₄ (lithium sulfate) | 109.94 |
| C₆H₆O₂ (resorcin) | 110.112 |
| K₂S (potassium sulfide) | 110.26 |
| CaCl₂ (calcium chloride) | 110.98 |
| Cd (cadmium) | 112.41 |
| C₆H₅Cl (chlorobenzene) | 112.56 |