Molar and molecular weight of NaH2PO4

• Molecular formula: NaH2PO4 or H2NaO4P
• Relative molecular weight of NaH2PO4: 119.97701128
• Molar mass of NaH2PO4: 119.97701128 g/mol (0.11998 kg/mol)

Calculation of the relative molecular and molar mass of NaH2PO4

• Mr[NaH2PO4] = Ar[H] * 2 + Ar[Na] + Ar[O] * 4 + Ar[P] = 1.00794 * 2 + 22.98976928 + 15.9994 * 4 + 30.973762 = 119.97701128
• Molar mass (kg/mol) = Mr[NaH2PO4] : 1000 = 119.97701128 : 1000 = 0.11998 kg/mol

NaH2PO4: percent composition by element

• Hydrogen (H) = 2.01588 : 119.97701128 * 100 = 1.68 %
• Sodium (Na) = 22.98976928 : 119.97701128 * 100 = 19.162 %
• Oxygen (O) = 63.9976 : 119.97701128 * 100 = 53.342 %
• Phosphorus (P) = 30.973762 : 119.97701128 * 100 = 25.816 %

Molar mass calculator