Molar mass of sulfuric acid (H2SO4)

The molar mass of sulfuric acid (H2SO4) is 98.072 g/mol.

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Hydrogen	× 2	1.008	= 2.016
Sulfur	× 1	32.06	= 32.06
Oxygen	× 4	15.999	= 63.996
Total			98.072 g/mol

Percent composition by element

Hydrogen 2.06%
Sulfur 32.69%
Oxygen 65.25%

Sulfuric acid facts

Sulfuric acid is a dense, colorless, oily liquid and one of the strongest common acids.
It is one of the most widely produced industrial chemicals in the world, used mainly to make phosphate fertilizers and as the electrolyte in lead-acid car batteries.
Concentrated sulfuric acid is a powerful dehydrating agent that can turn sugar into black carbon by pulling water out of it.

Try another formula

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

Could not read that formula

Related compounds

KAl(SO₄)₂·12H₂O Potassium alum CuSO₄·5H₂O Copper(II) sulfate pentahydrate H₂SO₃ Sulfurous acid (NH₄)₂SO₄ Ammonium sulfate MgSO₄·7H₂O Magnesium sulfate heptahydrate CaSO₄·2H₂O Calcium sulfate dihydrate

FAQ

What is the molar mass of H2SO4?

The molar mass of sulfuric acid (H2SO4) is 98.072 g/mol.

How do you calculate the molar mass of H2SO4?

Multiply the atomic mass of each element by the number of its atoms in H2SO4, then add the results: 2 × 1.008 (H) + 1 × 32.06 (S) + 4 × 15.999 (O) = 98.072 g/mol.

What percentage of H2SO4 is Oxygen?

Oxygen makes up 65.25% of the mass of sulfuric acid (H2SO4).