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Example Question - 1

0.500g of an organic compound X containing only carbon, hydrogen and oxygen, produces 0.733g of carbon dioxide and 0.300g of water on complete combustion.The mass spectrum of the compound shows it has a molecular mass of 60. Determine the molecular formula of the compound.

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Specification: AQA Chemistry (7404), AS-level, 3.1.2.4 Empirical and molecular formula. Topic: Amount of Substance.

Key terms in this lesson

Molecular formula
The actual number of atoms of each element in a molecule.

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