Molar mass of sulfur dioxide (SO2)

The molar mass of sulfur dioxide (SO2) is 64.058 g/mol.

Step-by-step calculation

ElementAtomsAtomic massSubtotal
Sulfur × 1 32.06 = 32.06
Oxygen × 2 15.999 = 31.998
Total64.058 g/mol

Percent composition by element

  • Sulfur 50.05%
  • Oxygen 49.95%

Try another formula

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

Could not read that formula

Related compounds

H2SO4 Sulfuric acid CuSO4 Copper(II) sulfate KAl(SO4)2·12H2O Potassium alum MgSO4 Magnesium sulfate CuSO4·5H2O Copper(II) sulfate pentahydrate BaSO4 Barium sulfate

FAQ

What is the molar mass of SO2?

The molar mass of sulfur dioxide (SO2) is 64.058 g/mol.

How do you calculate the molar mass of SO2?

Multiply the atomic mass of each element by the number of its atoms in SO2, then add the results: 1 × 32.06 (S) + 2 × 15.999 (O) = 64.058 g/mol.

What percentage of SO2 is Sulfur?

Sulfur makes up 50.05% of the mass of sulfur dioxide (SO2).