Molar and molecular weight of GeBr4

• Relative molecular weight of GeBr4: 392.256
• Molar mass of GeBr4: 392.256 g/mol (0.39226 kg/mol)

Calculation of the relative molecular and molar mass of GeBr4

• Mr[GeBr4] = Ar[Ge] + Ar[Br] * 4 = 72.64 + 79.904 * 4 = 392.256
• Molar mass (kg/mol) = Mr[GeBr4] : 1000 = 392.256 : 1000 = 0.39226 kg/mol

GeBr4: percent composition by element

• Germanium (Ge) = 72.64 : 392.256 * 100 = 18.519 %
• Bromine (Br) = 319.616 : 392.256 * 100 = 81.481 %

Molar mass calculator