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Empirical and Molecular Formulae

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The analysis of an organic compound produces the following elemental analysis: % C is 59.999% and % H is 4.476%. What are the empirical and molecular formulae for this compound? The estimate for the molecular weight of the compound is between 175 and 185 g/mol.

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Solution Preview

Assuming that the compound contains C, H and O.

If 100 g of compound is present, then

Mass of C = 59.999g. Hence mol of C = 59.999 / 12 = 4.999 mol

Mass of H = 4.476g. ...

Solution Summary

This solution provides steps to determine the empirical and molecular formulae for the given compound.