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A compound is 54.52% C, 9.15% H, and 36.32% O by mass. What is the empirical formula?

The molecular mass of the compound is 132 amu. What is the molecular formula?

  • Chemistry - ,

    Take a 100 g sample, convert percent to grams.
    Convert grams each to moles.
    Then find the ratio as in your other problems.
    Determine the mass of the empirical formula, then find (molar mass/empirical mass) = n and round to a whole numbers.
    (empirical formula)n is the molecular formula. Post your work if you get stuck.

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