Mass per Mole (Molecular Weight)

The SI unit for Molecular weight is the kilogram per mole, kg/mol.

Factors in boldface are exact.

Convert From To Multiply
kilograms per kilomole Kg/kmol kg/mol 0.001
kilograms per megamole Kg/Mmol kg/mol 1.0 x 10-6
grams per mole g/mol kg/mol 0.001

Note: It is common practice to assume that molar mass is expressed in g/mol

ISO 1000 Part 8