Molar and molecular weight of HBO2

• Relative molecular weight of HBO2: 43.81774
• Molar mass of HBO2: 43.81774 g/mol (0.04382 kg/mol)

Calculation of the relative molecular and molar mass of HBO2

• Mr[HBO2] = Ar[H] + Ar[B] + Ar[O] * 2 = 1.00794 + 10.811 + 15.9994 * 2 = 43.81774
• Molar mass (kg/mol) = Mr[HBO2] : 1000 = 43.81774 : 1000 = 0.04382 kg/mol

HBO2: percent composition by element

• Hydrogen (H) = 1.00794 : 43.81774 * 100 = 2.3 %
• Boron (B) = 10.811 : 43.81774 * 100 = 24.673 %
• Oxygen (O) = 31.9988 : 43.81774 * 100 = 73.027 %

Molar mass calculator