Chemistry 9701 · AS & A Level · Chemical energetics

Chemical energetics — practice question

The chemical equation for a reaction is given below. Every substance is in its standard state. $\text{XeF}_6 + 3\text{H}_2\text{O} \rightarrow \text{XeO}_3 + 6\text{HF}$ Which statement gives the standard enthalpy change of reaction for this reaction?

  • Athe enthalpy change when a total of one mole of products is produced
  • Bthe enthalpy change when a total of one mole of reactants is reacted
  • Cthe enthalpy change when one mole of water reacts
  • Dthe enthalpy change when six moles of hydrogen fluoride are produced

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