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1.1 Formulae, equations and hazards

1.1 Formulae, equations and hazards

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Question 38

In a spacecraft's Sabatier life-support system, carbon dioxide gas reacts with hydrogen gas to produce methane and water.

Write the word equation for this reaction.

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Markscheme

1.1 Formulae, equations and hazards Questions

  1. GCSE
  2. /Chemistry
  3. /1.1 Formulae, equations and hazards

230 exam-style questions on Edexcel GCSE Chemistry 1.1 Formulae, equations and hazards, covering 1.1.1 Formulae, word and balanced equations, 1.1.2 Balanced ionic equations, and 1.1.3 Hazard symbols and risk in practical work. Each one has a worked solution and a mark scheme showing where the marks go.

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