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7.1 Carbon compounds as fuels and feedstock

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Question 16

A fuel contains an alkane. Each molecule of the alkane contains 18 hydrogen atoms.

a.

Calculate the number of carbon atoms in one molecule of the alkane.

[1]
b.

Give the balanced symbol equation for the complete combustion of this alkane.

[2]
Markscheme

7.1 Carbon compounds as fuels and feedstock Questions

  1. GCSE
  2. /Chemistry
  3. /7.1 Carbon compounds as fuels and feedstock

91 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.

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