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Relative Molecular Mass

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Relative Molecular Mass

Question

A compound of carbon, hydrogen and oxygen contains 71.12% oxygen, 2.2% hydrogen and rest carbon. If it has a relative molecular mass of 90.
a) Determine the empirical formula of the compound C = 12, 0 = 6 H = 1
b) Determine the molecular formula of the compound

Answer

Chemistry Form 4


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