Molar and molecular weight of Zn(HCOO)2

• Molecular formula: Zn(HCOO)2 or C2H2O4Zn
• Relative molecular weight of Zn(HCOO)2: 155.44388
• Molar mass of Zn(HCOO)2: 155.44388 g/mol (0.15544 kg/mol)

Calculation of the relative molecular and molar mass of Zn(HCOO)2

• Mr[Zn(HCOO)2] = Ar[C] * 2 + Ar[H] * 2 + Ar[O] * 4 + Ar[Zn] = 12.0107 * 2 + 1.00794 * 2 + 15.9994 * 4 + 65.409 = 155.44388
• Molar mass (kg/mol) = Mr[Zn(HCOO)2] : 1000 = 155.44388 : 1000 = 0.15544 kg/mol

Zn(HCOO)2: percent composition by element

• Carbon (C) = 24.0214 : 155.44388 * 100 = 15.453 %
• Hydrogen (H) = 2.01588 : 155.44388 * 100 = 1.297 %
• Oxygen (O) = 63.9976 : 155.44388 * 100 = 41.171 %
• Zinc (Zn) = 65.409 : 155.44388 * 100 = 42.079 %

Molar mass calculator