Molar mass of acetaldehyde (CH3CHO)

The molar mass of acetaldehyde (CH3CHO) is 44.053 g/mol.

ethanal

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Carbon	× 2	12.011	= 24.022
Hydrogen	× 4	1.008	= 4.032
Oxygen	× 1	15.999	= 15.999
Total			44.053 g/mol

Percent composition by element

Carbon 54.53%
Hydrogen 9.15%
Oxygen 36.32%

Try another formula

H₂O NaCl CO₂ C₆H₁₂O₆ H₂SO₄ Ca(OH)₂ CuSO₄·5H₂O C₈H₁₀N₄O₂

Could not read that formula

Related compounds

NaHCO₃ Sodium bicarbonate C₂H₅OH Ethanol CH₃COOH Acetic acid C₇H₆O₂ Benzoic acid C₉H₈O₄ Aspirin C₇H₆O₃ Salicylic acid

FAQ

What is the molar mass of CH3CHO?

The molar mass of acetaldehyde (CH3CHO) is 44.053 g/mol.

How do you calculate the molar mass of CH3CHO?

Multiply the atomic mass of each element by the number of its atoms in CH3CHO, then add the results: 2 × 12.011 (C) + 4 × 1.008 (H) + 1 × 15.999 (O) = 44.053 g/mol.

What percentage of CH3CHO is Carbon?

Carbon makes up 54.53% of the mass of acetaldehyde (CH3CHO).