Molar mass of diammonium phosphate ((NH4)2HPO4)

The molar mass of diammonium phosphate ((NH4)2HPO4) is 132.056 g/mol.

DAP · diammonium hydrogen phosphate

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Nitrogen	× 2	14.007	= 28.014
Hydrogen	× 9	1.008	= 9.072
Phosphorus	× 1	30.974	= 30.974
Oxygen	× 4	15.999	= 63.996
Total			132.056 g/mol

Percent composition by element

Nitrogen 21.21%
Hydrogen 6.87%
Phosphorus 23.46%
Oxygen 48.46%

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

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Related compounds

(NH₄)₃PO₄ Ammonium phosphate NH₄H₂PO₄ Monoammonium phosphate MgNH₄PO₄·6H₂O Struvite C₁₀H₁₆N₅O₁₃P₃ Adenosine triphosphate C₆₃H₈₈CoN₁₄O₁₄P Cyanocobalamin NH₄NO₃ Ammonium nitrate

FAQ

What is the molar mass of (NH4)2HPO4?

The molar mass of diammonium phosphate ((NH4)2HPO4) is 132.056 g/mol.

How do you calculate the molar mass of (NH4)2HPO4?

Multiply the atomic mass of each element by the number of its atoms in (NH4)2HPO4, then add the results: 2 × 14.007 (N) + 9 × 1.008 (H) + 1 × 30.974 (P) + 4 × 15.999 (O) = 132.056 g/mol.

What percentage of (NH4)2HPO4 is Oxygen?

Oxygen makes up 48.46% of the mass of diammonium phosphate ((NH4)2HPO4).