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9.1 Fuels

9.1 Fuels

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Question 40

Petrol and diesel are two fractions obtained from crude oil. Diesel is much more viscous than petrol.

Explain why diesel has a higher viscosity than petrol.

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Markscheme

9.1 Fuels Questions

  1. GCSE
  2. /Chemistry
  3. /9.1 Fuels

105 exam-style questions on Edexcel GCSE Chemistry 9.1 Fuels, covering 9.1.1 Hydrocarbons and crude oil, 9.1.2 Fractional distillation of crude oil and its fractions, 9.1.3 The alkanes as a homologous series, 9.1.4 Complete and incomplete combustion, 9.1.5 Pollutants from burning fuels, 9.1.6 Hydrogen as a fuel and non-renewable fossil fuels, and 9.1.7 Cracking of larger alkanes. Each one has a worked solution and a mark scheme showing where the marks go.

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