Molar Mass of C2H7N (Ethylamine)

Molar Mass Calculator

What is the molar mass of C₂H₇N?

Answer

M(C₂H₇N) =

45.085 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 ≈ 53.28%	≈ 53.28%
Hhydrogen	7	1.0080	7.0560 w ≈ 15.65%	≈ 15.65%
Nnitrogen	1	14.007	14.007 w ≈ 31.07%	≈ 31.07%
Σ = 45.085 g/mol w = 100%				100%

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

Mass fractions of the elements

C 53.28%

N 31.07%H 15.65%

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Molar masses of substances nearby

Formula	M, g/mol
CH₃COH (acetaldehyde)	44.053
C₃H₈ (propane)	44.097
Sc (scandium)	44.956
C₂H₇N (ethylamine)	45.085
NO₂ (nitrogen dioxide)	46.005
HCOOH (formic acid)	46.025
C₂H₅OH (ethanol)	46.069

FAQ

What is the molar mass of C2H7N?

M(C₂H₇N) = 45.085 g/mol

How to calculate the molar mass of C₂H₇N?

Add up the atomic weights of all the atoms in the formula: 2 × 12.011 + 7 × 1.0080 + 14.007 = 45.085 g/mol.

How many grams are in 2 moles of C₂H₇N?

m = n × M = 2 mol × 45.085 g/mol = 90.170 g.

See Also