Molar mass calculator

Enter a formula (H2SO4, Ca(OH)2, CuSO4·5H2O) — molar mass and composition

Formula

Parentheses and hydrates via · supported (CuSO4·5H2O). Decimal indices allowed (Fe0.9O). Atomic masses per IUPAC 2021.

Molar mass

Composition

249.677 g/mol

  • Cu × 163.546 (25.5%)
  • S × 132.060 (12.8%)
  • O × 9143.991 (57.7%)
  • H × 1010.080 (4.0%)