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    Molar Mass of Na2S (Sodium Sulfide)

    Molar Mass Calculator
    Chemical formula

    What is the molar mass of Na2S?

    Answer

    M(Na2S) =
    78.04 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
    Nasodium222.99045.980 w ≈ 58.92%
    Ssulfur132.0632.06 w ≈ 41.08%
    Σ = 78.04 g/mol w = 100%

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

    Mass fractions of the elements

    Related Calculations

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    <a href="https://calculat.io/en/other/molar-mass/na2s">Molar Mass of Na2S (Sodium Sulfide): Step by Step</a>Copy
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    Molar Mass of Na2S (Sodium Sulfide): Step by Step. M(Na2S) = 78.04 g/mol: 2 × 22.990 (Na) + 32.06 (S). Mass fractions: Na 58.92%, S 41.08%.
    https://calculat.io/en/other/molar-mass/na2s/generated.jpgCopy

    Molar masses of substances nearby

    FormulaM, g/mol
    CS₂ (carbon disulfide)76.13
    CH₃COONH₄ (ammonium acetate)77.083
    Al(OH)₃ (aluminum hydroxide)78.003
    Na₂S (sodium sulfide)78.04
    CaF₂ (calcium fluoride)78.074
    H₂SiO₃ (metasilicic acid)78.098
    C₆H₆ (benzene)78.114
    Recalculate with different values ↑

    FAQ

    What is the molar mass of Na2S?

    M(Na₂S) = 78.04 g/mol

    How to calculate the molar mass of Na₂S?

    Add up the atomic weights of all the atoms in the formula: 2 × 22.990 + 32.06 = 78.04 g/mol.

    How many grams are in 2 moles of Na₂S?

    m = n × M = 2 mol × 78.04 g/mol = 156.08 g.

    See Also