Molar Mass of C2H8N2 (Ethylenediamine)

Molar Mass Calculator

What is the molar mass of C₂H₈N₂?

Answer

M(C₂H₈N₂) =

60.100 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	2	12.011	24.022 w ≈ 39.97%	≈ 39.97%
Hhydrogen	8	1.0080	8.0640 w ≈ 13.42%	≈ 13.42%
Nnitrogen	2	14.007	28.014 w ≈ 46.61%	≈ 46.61%
Σ = 60.100 g/mol w = 100%				100%

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

Mass fractions of the elements

N 46.61%C 39.97%

H 13.42%

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Molar masses of substances nearby

Formula	M, g/mol
COS (carbonyl sulfide)	60.07
SiO₂ (silicon dioxide)	60.083
C₃H₇OH (propyl alcohol)	60.096
C₂H₈N₂ (ethylenediamine)	60.100
CH₃NO₂ (nitromethane)	61.040
H₃BO₃ (orthoboric acid)	61.83
Na₂O (sodium oxide)	61.979

FAQ

What is the molar mass of C2H8N2?

M(C₂H₈N₂) = 60.100 g/mol

How to calculate the molar mass of C₂H₈N₂?

Add up the atomic weights of all the atoms in the formula: 2 × 12.011 + 8 × 1.0080 + 2 × 14.007 = 60.100 g/mol.

How many grams are in 2 moles of C₂H₈N₂?

m = n × M = 2 mol × 60.100 g/mol = 120.200 g.

See Also