Molar mass of monosodium phosphate (NaH2PO4)

The molar mass of monosodium phosphate (NaH2PO4) is 119.976 g/mol.

sodium dihydrogen phosphate

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Sodium	× 1	22.99	= 22.99
Hydrogen	× 2	1.008	= 2.016
Phosphorus	× 1	30.974	= 30.974
Oxygen	× 4	15.999	= 63.996
Total			119.976 g/mol

Percent composition by element

Sodium 19.16%
Hydrogen 1.68%
Phosphorus 25.82%
Oxygen 53.34%

Try another formula

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

Could not read that formula

Related compounds

Na₂HPO₄ Disodium phosphate NaOH Sodium hydroxide NaHCO₃ Sodium bicarbonate H₃PO₄ Phosphoric acid CH₃COONa Sodium acetate Na₃PO₄ Sodium phosphate

FAQ

What is the molar mass of NaH2PO4?

The molar mass of monosodium phosphate (NaH2PO4) is 119.976 g/mol.

How do you calculate the molar mass of NaH2PO4?

Multiply the atomic mass of each element by the number of its atoms in NaH2PO4, then add the results: 1 × 22.99 (Na) + 2 × 1.008 (H) + 1 × 30.974 (P) + 4 × 15.999 (O) = 119.976 g/mol.

What percentage of NaH2PO4 is Oxygen?

Oxygen makes up 53.34% of the mass of monosodium phosphate (NaH2PO4).