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    Molar Mass of MnO2

    Molar Mass Calculator
    Chemical formula

    What is the molar mass of MnO2?

    Answer

    M(MnO2) =
    86.936 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
    Mnmanganese154.93854.938 w ≈ 63.19%
    Ooxygen215.99931.998 w ≈ 36.81%
    Σ = 86.936 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/mno2">Molar Mass of MnO2: Step by Step - Calculatio</a>Copy
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    Molar Mass of MnO2: Step by Step. M(MnO2) = 86.936 g/mol: 54.938 (Mn) + 2 × 15.999 (O). Mass fractions: Mn 63.19%, O 36.81%.
    https://calculat.io/en/other/molar-mass/mno2/generated.jpgCopy

    Molar masses of substances nearby

    FormulaM, g/mol
    C₄H₆O₂ (methacrylic acid)86.090
    C₆H₁₄ (hexane)86.178
    LiBr (lithium bromide)86.84
    MnO₂86.936
    Sr (strontium)87.62
    FeS (iron(II) sulfide)87.91
    C₃H₄O₃ (pyruvic acid)88.062
    Recalculate with different values ↑

    FAQ

    What is the molar mass of MnO2?

    M(MnO₂) = 86.936 g/mol

    How to calculate the molar mass of MnO₂?

    Add up the atomic weights of all the atoms in the formula: 54.938 + 2 × 15.999 = 86.936 g/mol.

    How many grams are in 2 moles of MnO₂?

    m = n × M = 2 mol × 86.936 g/mol = 173.872 g.

    See Also