Exam (elaborations)
Energetics, A Level Chemistry, AQA Practice Questions and Answers
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What is enthalpy change? Heat energy transferred in a reaction at constant pressure What are standard conditions for enthalpy change? 100kPa and stated temperature (normally 25 degrees celcius) What values of deltaH do exothermic reactions have? Negative (less than 0) What values of deltaH do endothermic reactions have? Positive (more than 0) What do exothermic reactions do with energy? Give out energy
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A Level Chemistry
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A Level Chemistry
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Written for
- Institution
- A Level Chemistry
- Course
- A Level Chemistry
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- Uploaded on
- February 9, 2024
- Number of pages
- 5
- Written in
- 2023/2024
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- Exam (elaborations)
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- Questions & answers
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energetics a level chemistry aqa practice questi
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what is enthalpy change heat energy transferred
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what are standard conditions for enthalpy change
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what values of deltah do exothermic reactions have
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