Molar and molecular weight of C11H8O

• Molecular formula: C11H8O or C10H7CHO
• Relative molecular weight of C11H8O: 156.18062
• Molar mass of C11H8O: 156.18062 g/mol (0.15618 kg/mol)

Calculation of the relative molecular and molar mass of C11H8O

• Mr[C11H8O] = Ar[C] * 11 + Ar[H] * 8 + Ar[O] = 12.0107 * 11 + 1.00794 * 8 + 15.9994 = 156.18062
• Molar mass (kg/mol) = Mr[C11H8O] : 1000 = 156.18062 : 1000 = 0.15618 kg/mol

C11H8O: percent composition by element

• Carbon (C) = 132.1177 : 156.18062 * 100 = 84.593 %
• Hydrogen (H) = 8.06352 : 156.18062 * 100 = 5.163 %
• Oxygen (O) = 15.9994 : 156.18062 * 100 = 10.244 %

Molar mass calculator