Molecular Weight Calculator
Calculate molar mass of chemical compounds
About Molecular Weight
Molecular weight (molar mass) is the mass of one mole of a substance in g/mol. Enter a formula like H2O, C6H12O6, or Ca(OH)2. Case-sensitive: Co = Cobalt, CO = Carbon Monoxide.
Quick Reference
H2O
18.015 g/mol
NaCl
58.44 g/mol
C6H12O6
180.16 g/mol
H2SO4
98.08 g/mol