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    Molar Mass of C2H4 (Ethylene)

    Molar Mass Calculator
    Chemical formula

    What is the molar mass of C2H4?

    Answer

    M(C2H4) =
    28.054 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
    Ccarbon212.01124.022 w ≈ 85.63%
    Hhydrogen41.00804.0320 w ≈ 14.37%
    Σ = 28.054 g/mol w = 100%

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

    Mass fractions of the elements

    H 14.37%

    Related Calculations

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    Molar Mass of C2H4 (Ethylene): Step by Step. M(C2H4) = 28.054 g/mol: 2 × 12.011 (C) + 4 × 1.0080 (H). Mass fractions: C 85.63%, H 14.37%.
    https://calculat.io/en/other/molar-mass/c2h4/generated.jpgCopy

    Molar masses of substances nearby

    FormulaM, g/mol
    CHN (hydrogen cyanide)27.026
    CO (carbon monoxide)28.010
    N₂ (nitrogen)28.014
    C₂H₄ (ethylene)28.054
    Si (silicon)28.085
    Li₂O (lithium oxide)29.88
    NO (nitric oxide)30.006
    Recalculate with different values ↑

    FAQ

    What is the molar mass of C2H4?

    M(C₂H₄) = 28.054 g/mol

    How to calculate the molar mass of C₂H₄?

    Add up the atomic weights of all the atoms in the formula: 2 × 12.011 + 4 × 1.0080 = 28.054 g/mol.

    How many grams are in 2 moles of C₂H₄?

    m = n × M = 2 mol × 28.054 g/mol = 56.108 g.

    See Also