Molar and molecular weight of Br

• Relative molecular weight of Br: 79.904
• Molar mass of Br: 79.904 g/mol (0.0799 kg/mol)

Calculation of the relative molecular and molar mass of Br

• Mr[Br] = Ar[Br] = 79.904 = 79.904
• Molar mass (kg/mol) = Mr[Br] : 1000 = 79.904 : 1000 = 0.0799 kg/mol

Molar mass calculator