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EnglandChemistryQuick questions
4.5 Energy changes
Quick questions on Exothermic and endothermic reactions - AQA GCSE Chemistry
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Define an endothermic reaction. [1 mark]
What is q2?Show answer
Give one everyday example of an exothermic reaction. [1 mark]
What is q3?Show answer
Explain why a polystyrene cup is used instead of a glass beaker in the temperature-change practical. [2 marks]
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