Molar Mass of K2HPO4 (Dibasic Potassium Phosphate)
Molar Mass Calculator
What is the molar mass of K2HPO4?
Answer
M(K2HPO4) =
174.174 g/mol
Atomic weights: IUPAC standard values (CIAAW, 2024).
| Element | Atoms, n | Atomic weight, A | n × A, g/mol Mass fraction, w | |
|---|---|---|---|---|
| Kpotassium | 2 | 39.098 | 78.196 w ≈ 44.90% | ≈ 44.90% |
| Hhydrogen | 1 | 1.0080 | 1.0080 w ≈ 0.58% | ≈ 0.58% |
| Pphosphorus | 1 | 30.974 | 30.974 w ≈ 17.78% | ≈ 17.78% |
| Ooxygen | 4 | 15.999 | 63.996 w ≈ 36.74% | ≈ 36.74% |
| Σ = 174.174 g/mol w = 100% | 100% | |||
Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)
K 44.90%O 36.74%
P 17.78%H 0.58%
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Molar masses of substances nearby
| Formula | M, g/mol |
|---|---|
| CaSO₄·2H₂O (calcium sulfate dihydrate) | 172.16 |
| Yb (ytterbium) | 173.05 |
| C₆H₇NO₃S (sulfanilic acid) | 173.19 |
| K₂HPO₄ (dibasic potassium phosphate) | 174.174 |
| C₆H₁₄N₄O₂ (L-arginine) | 174.204 |
| K₂SO₄ (potassium sulfate) | 174.25 |
| Lu (lutetium) | 174.97 |