Molar and molecular weight of (CH3)2CHCHO

• Molecular formula: (CH3)2CHCHO or C4H8O
• Relative molecular weight of (CH3)2CHCHO: 72.10572
• Molar mass of (CH3)2CHCHO: 72.10572 g/mol (0.07211 kg/mol)

Calculation of the relative molecular and molar mass of (CH3)2CHCHO

• Mr[(CH3)2CHCHO] = Ar[C] * 4 + Ar[H] * 8 + Ar[O] = 12.0107 * 4 + 1.00794 * 8 + 15.9994 = 72.10572
• Molar mass (kg/mol) = Mr[(CH3)2CHCHO] : 1000 = 72.10572 : 1000 = 0.07211 kg/mol

(CH3)2CHCHO: percent composition by element

• Carbon (C) = 48.0428 : 72.10572 * 100 = 66.628 %
• Hydrogen (H) = 8.06352 : 72.10572 * 100 = 11.183 %
• Oxygen (O) = 15.9994 : 72.10572 * 100 = 22.189 %

Molar mass calculator