Molar Mass of CH4N2O (Urea)

Molar Mass Calculator

What is the molar mass of CH₄N₂O?

Answer

M(CH₄N₂O) =

60.056 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024).

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Ccarbon	1	12.011	12.011 w ≈ 20.00%	≈ 20.00%
Hhydrogen	4	1.0080	4.0320 w ≈ 6.71%	≈ 6.71%
Nnitrogen	2	14.007	28.014 w ≈ 46.65%	≈ 46.65%
Ooxygen	1	15.999	15.999 w ≈ 26.64%	≈ 26.64%
Σ = 60.056 g/mol w = 100%				100%

Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)

Mass fractions of the elements

N 46.65%

O 26.64%C 20.00%H 6.71%

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Molar masses of substances nearby

Formula	M, g/mol
Co (cobalt)	58.933
C₃H₉N (isopropylamine)	59.112
CH₃COOH (acetic acid)	60.052
CH₄N₂O (urea)	60.056
COS (carbonyl sulfide)	60.07
SiO₂ (silicon dioxide)	60.083
C₃H₇OH (propyl alcohol)	60.096

FAQ

What is the molar mass of CH4N2O?

M(CH₄N₂O) = 60.056 g/mol

How to calculate the molar mass of CH₄N₂O?

Add up the atomic weights of all the atoms in the formula: 12.011 + 4 × 1.0080 + 2 × 14.007 + 15.999 = 60.056 g/mol.

How many grams are in 2 moles of CH₄N₂O?

m = n × M = 2 mol × 60.056 g/mol = 120.112 g.

See Also