Molar and molecular weight of WBr6

• Relative molecular weight of WBr6: 663.264
• Molar mass of WBr6: 663.264 g/mol (0.66326 kg/mol)

Calculation of the relative molecular and molar mass of WBr6

• Mr[WBr6] = Ar[W] + Ar[Br] * 6 = 183.84 + 79.904 * 6 = 663.264
• Molar mass (kg/mol) = Mr[WBr6] : 1000 = 663.264 : 1000 = 0.66326 kg/mol

WBr6: percent composition by element

• Tungsten (W) = 183.84 : 663.264 * 100 = 27.717 %
• Bromine (Br) = 479.424 : 663.264 * 100 = 72.283 %

Molar mass calculator