Molar and molecular weight of C10H7CH3

• Molecular formula: C10H7CH3 or C11H10
• Relative molecular weight of C10H7CH3: 142.1971
• Molar mass of C10H7CH3: 142.1971 g/mol (0.1422 kg/mol)

Calculation of the relative molecular and molar mass of C10H7CH3

• Mr[C10H7CH3] = Ar[C] * 11 + Ar[H] * 10 = 12.0107 * 11 + 1.00794 * 10 = 142.1971
• Molar mass (kg/mol) = Mr[C10H7CH3] : 1000 = 142.1971 : 1000 = 0.1422 kg/mol

C10H7CH3: percent composition by element

• Carbon (C) = 132.1177 : 142.1971 * 100 = 92.912 %
• Hydrogen (H) = 10.0794 : 142.1971 * 100 = 7.088 %

Molar mass calculator