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Recognised as Chemical formula

H2SO4

  • Sulfuric acid
  • Formula
  • 98.072 g/mol
  • 7 atoms

H2SO4 is sulfuric acid. It has a molar mass of 98.072 g/mol, made up of 7 atoms across 3 elements: 2 × H, 1 × S, 4 × O.

Molar mass

Molar mass98.072 g/mol
Total atoms per molecule7
Distinct elements3
Mass of one molecule1.6285239 × 10^-22 g
Molecules per gram6.1405302 × 10^21

Name

NameSulfuric acid
Also calledsulphuric acid
SourceNerdulator compound names, September 2026. Systematic names follow the IUPAC Red Book (2005) and Blue Book (2013)

Composition by mass

H2.1%
S32.7%
O65.3%
Hydrogen (H × 2)2.016 g/mol, 2.056%
Sulfur (S)32.06 g/mol, 32.69%
Oxygen (O × 4)63.996 g/mol, 65.254%

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