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7.1 Carbon compounds as fuels and feedstock

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Question 17

An engineer is checking an alkane fuel for a microburner. The balanced equation for the complete combustion of one molecule of the fuel shows that four molecules of water are formed. The possible fuels are methane, ethane, propane and butane.

Which alkane is the fuel?

[1]
A

Ethane

B

Propane

C

Butane

D

Methane

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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