? 發問於 科學及數學化學 · 1 十年前

Chem-Calculation

1.56 g of an organic compound were completely burnt in dry oxygen .

5.28 g of carbon dioxide and 1.08 g of water were produced .

a) Show that the organic compound is a hydrocarbon .

b) Deduce the empiricial formula of the compound .

c) The relative molecular mass of the compound is 78 .Deduce the molecular formula of the compound.

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