Molar and molecular weight of AuBr3

• Relative molecular weight of AuBr3: 436.678569
• Molar mass of AuBr3: 436.678569 g/mol (0.43668 kg/mol)

Calculation of the relative molecular and molar mass of AuBr3

• Mr[AuBr3] = Ar[Au] + Ar[Br] * 3 = 196.966569 + 79.904 * 3 = 436.678569
• Molar mass (kg/mol) = Mr[AuBr3] : 1000 = 436.678569 : 1000 = 0.43668 kg/mol

AuBr3: percent composition by element

• Gold (Au) = 196.966569 : 436.678569 * 100 = 45.106 %
• Bromine (Br) = 239.712 : 436.678569 * 100 = 54.894 %

Molar mass calculator