IB Chemistry SL 1.4.4 Empirical and Molecular Formulas Topic Practice

Question 1

[Maximum number: 1]

A hydrocarbon has the empirical formula C3H7\mathrm{C}_{3} \mathrm{H}_{7}. When 1.17 g of the compound is heated to 85C85^{\circ} \mathrm{C} at a pressure of 101 kPa it occupies a volume of 400 cm3400 \mathrm{~cm}^{3}.

Deduce the molecular formula of the compound.

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