Molar and molecular weight of C19H15Cl

• Molecular formula: C19H15Cl or (C6H5)3CCl
• Relative molecular weight of C19H15Cl: 278.7754
• Molar mass of C19H15Cl: 278.7754 g/mol (0.27878 kg/mol)

Calculation of the relative molecular and molar mass of C19H15Cl

• Mr[C19H15Cl] = Ar[C] * 19 + Ar[H] * 15 + Ar[Cl] = 12.0107 * 19 + 1.00794 * 15 + 35.453 = 278.7754
• Molar mass (kg/mol) = Mr[C19H15Cl] : 1000 = 278.7754 : 1000 = 0.27878 kg/mol

C19H15Cl: percent composition by element

• Carbon (C) = 228.2033 : 278.7754 * 100 = 81.859 %
• Hydrogen (H) = 15.1191 : 278.7754 * 100 = 5.423 %
• Chlorine (Cl) = 35.453 : 278.7754 * 100 = 12.717 %

Molar mass calculator