Molar and molecular weight of C7H15Br

• Molecular formula: C7H15Br or CH3(CH2)6Br
• Relative molecular weight of C7H15Br: 179.098
• Molar mass of C7H15Br: 179.098 g/mol (0.1791 kg/mol)

Calculation of the relative molecular and molar mass of C7H15Br

• Mr[C7H15Br] = Ar[C] * 7 + Ar[H] * 15 + Ar[Br] = 12.0107 * 7 + 1.00794 * 15 + 79.904 = 179.098
• Molar mass (kg/mol) = Mr[C7H15Br] : 1000 = 179.098 : 1000 = 0.1791 kg/mol

C7H15Br: percent composition by element

• Carbon (C) = 84.0749 : 179.098 * 100 = 46.944 %
• Hydrogen (H) = 15.1191 : 179.098 * 100 = 8.442 %
• Bromine (Br) = 79.904 : 179.098 * 100 = 44.615 %

Molar mass calculator