Molar mass of chloric acid (HClO3)

The molar mass of chloric acid (HClO3) is 84.455 g/mol.

Step-by-step calculation

ElementAtomsAtomic massSubtotal
Hydrogen × 1 1.008 = 1.008
Chlorine × 1 35.45 = 35.45
Oxygen × 3 15.999 = 47.997
Total84.455 g/mol

Percent composition by element

  • Hydrogen 1.19%
  • Chlorine 41.98%
  • Oxygen 56.83%

Try another formula

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

Could not read that formula

Related compounds

HClO4 Perchloric acid HClO Hypochlorous acid CoCl2·6H2O Cobalt(II) chloride hexahydrate CuCl2·2H2O Copper(II) chloride dihydrate BaCl2·2H2O Barium chloride dihydrate CaCl2·2H2O Calcium chloride dihydrate

FAQ

What is the molar mass of HClO3?

The molar mass of chloric acid (HClO3) is 84.455 g/mol.

How do you calculate the molar mass of HClO3?

Multiply the atomic mass of each element by the number of its atoms in HClO3, then add the results: 1 × 1.008 (H) + 1 × 35.45 (Cl) + 3 × 15.999 (O) = 84.455 g/mol.

What percentage of HClO3 is Oxygen?

Oxygen makes up 56.83% of the mass of chloric acid (HClO3).