Molar and molecular weight of C6H5B(OH)2

• Molecular formula: C6H5B(OH)2 or C6H7BO2
• Relative molecular weight of C6H5B(OH)2: 121.92958
• Molar mass of C6H5B(OH)2: 121.92958 g/mol (0.12193 kg/mol)

Calculation of the relative molecular and molar mass of C6H5B(OH)2

• Mr[C6H5B(OH)2] = Ar[C] * 6 + Ar[H] * 7 + Ar[B] + Ar[O] * 2 = 12.0107 * 6 + 1.00794 * 7 + 10.811 + 15.9994 * 2 = 121.92958
• Molar mass (kg/mol) = Mr[C6H5B(OH)2] : 1000 = 121.92958 : 1000 = 0.12193 kg/mol

C6H5B(OH)2: percent composition by element

• Carbon (C) = 72.0642 : 121.92958 * 100 = 59.103 %
• Hydrogen (H) = 7.05558 : 121.92958 * 100 = 5.787 %
• Boron (B) = 10.811 : 121.92958 * 100 = 8.867 %
• Oxygen (O) = 31.9988 : 121.92958 * 100 = 26.244 %

Molar mass calculator