Molecular Weight Calculator
Calculate molecular weight from chemical formulas
Quick:
Usage Guide
Basic elements: Use standard symbols (H, O, C, N, Fe, Ca, etc.)
Subscripts: Write numbers after elements (H2O, CO2)
Parentheses: Group atoms with parentheses: Ca(OH)2, Al2(SO4)3
Hydrates: Use dot notation: CuSO4.5H2O