Molar mass of dipotassium phosphate (K2HPO4)

The molar mass of dipotassium phosphate (K2HPO4) is 174.174 g/mol.

dipotassium hydrogen phosphate

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Potassium	× 2	39.098	= 78.196
Hydrogen	× 1	1.008	= 1.008
Phosphorus	× 1	30.974	= 30.974
Oxygen	× 4	15.999	= 63.996
Total			174.174 g/mol

Percent composition by element

Potassium 44.9%
Hydrogen 0.58%
Phosphorus 17.78%
Oxygen 36.74%

Try another formula

H₂O NaCl CO₂ C₆H₁₂O₆ H₂SO₄ Ca(OH)₂ CuSO₄·5H₂O C₈H₁₀N₄O₂

Could not read that formula

Related compounds

KH₂PO₄ Monopotassium phosphate KOH Potassium hydroxide KAl(SO₄)₂·12H₂O Potassium alum H₃PO₄ Phosphoric acid KHC₈H₄O₄ Potassium hydrogen phthalate K₃PO₄ Potassium phosphate

FAQ

What is the molar mass of K2HPO4?

The molar mass of dipotassium phosphate (K2HPO4) is 174.174 g/mol.

How do you calculate the molar mass of K2HPO4?

Multiply the atomic mass of each element by the number of its atoms in K2HPO4, then add the results: 2 × 39.098 (K) + 1 × 1.008 (H) + 1 × 30.974 (P) + 4 × 15.999 (O) = 174.174 g/mol.

What percentage of K2HPO4 is Potassium?

Potassium makes up 44.9% of the mass of dipotassium phosphate (K2HPO4).