Molar and molecular weight of CH3CH3

• Molecular formula: CH3CH3 or C2H6
• Relative molecular weight of CH3CH3: 30.06904
• Molar mass of CH3CH3: 30.06904 g/mol (0.03007 kg/mol)

Calculation of the relative molecular and molar mass of CH3CH3

• Mr[CH3CH3] = Ar[C] * 2 + Ar[H] * 6 = 12.0107 * 2 + 1.00794 * 6 = 30.06904
• Molar mass (kg/mol) = Mr[CH3CH3] : 1000 = 30.06904 : 1000 = 0.03007 kg/mol

CH3CH3: percent composition by element

• Carbon (C) = 24.0214 : 30.06904 * 100 = 79.887 %
• Hydrogen (H) = 6.04764 : 30.06904 * 100 = 20.113 %

Molar mass calculator