Molar and molecular weight of Sb(CH3)5

• Molecular formula: Sb(CH3)5 or C5H15Sb
• Relative molecular weight of Sb(CH3)5: 196.9326
• Molar mass of Sb(CH3)5: 196.9326 g/mol (0.19693 kg/mol)

Calculation of the relative molecular and molar mass of Sb(CH3)5

• Mr[Sb(CH3)5] = Ar[C] * 5 + Ar[H] * 15 + Ar[Sb] = 12.0107 * 5 + 1.00794 * 15 + 121.76 = 196.9326
• Molar mass (kg/mol) = Mr[Sb(CH3)5] : 1000 = 196.9326 : 1000 = 0.19693 kg/mol

Sb(CH3)5: percent composition by element

• Carbon (C) = 60.0535 : 196.9326 * 100 = 30.494 %
• Hydrogen (H) = 15.1191 : 196.9326 * 100 = 7.677 %
• Antimony (Sb) = 121.76 : 196.9326 * 100 = 61.828 %

Molar mass calculator