Alkanes are hydrocarbons that belong to a homologous series with the general formula CnH2n+2C_nH_{2n+2}CnH2n+2.
An alkane molecule is known to contain 34 hydrogen atoms.
Calculate the number of carbon atoms in this molecule, and write down its complete molecular formula.
12 exam-style questions on AQA GCSE Chemistry 7.1 Carbon compounds as fuels and feedstock, covering 7.1.1 Crude oil, hydrocarbons and alkanes, 7.1.2 Fractional distillation and petrochemicals, 7.1.3 Properties of hydrocarbons, and 7.1.4 Cracking and alkenes. Each one has a worked solution and a mark scheme showing where the marks go.