Learning objective
Describe how to measure temperature changes when substances react or dissolve in water. (AT 5)
Read the explanation, check the common trap, then practise with flashcards and questions.
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Topic
Exothermic and endothermic reactions
Subtopic
Energy transfer during exothermic and endothermic reactions
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Quick explanation
Describe how to measure temperature changes when substances react or dissolve in water. (AT 5)
- This point belongs to Exothermic and endothermic reactions, especially Energy transfer during exothermic and endothermic reactions.
- You need to be able to describe how to measure temperature changes when substances react or dissolve in water. (AT 5).
- The key ideas to know are temperature change and AT 5.
- Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.
Key concepts
Why it matters
This objective helps connect Energy transfer during exothermic and endothermic reactions to exam-style questions, flashcards, and revision notes for Exothermic and endothermic reactions.
Quick student answer
How does to measure temperature changes when substances react or dissolve in water. (AT 5) work?
Direct answer
In Chemistry, this page helps you answer questions about to measure temperature changes when substances react or dissolve in water. (AT 5) within Exothermic and endothermic reactions. Focus on the key process, correct scientific terms, and how the idea links to exam-style questions. Key terms to check are Temperature change and Reactants.
Key terms
- Temperature change: The difference in temperature observed when substances react or dissolve in water.
- Reactants: The starting substances that undergo a chemical reaction. In Energy transfer during exothermic and endothermic reactions, this term is used specifically to support the learning objective: describe how to measure temperature changes when substances react or dissolve in water. (AT 5).
Common trap
Measuring Temperature Changes: Always record the initial temperature of the water before starting the reaction to ensure accurate calculations of temperature change.
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Revision notestopic notes
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Open revision notesRelated learning objectives
- State that energy is conserved in chemical reactions.
Energy transfer during exothermic and endothermic reactions
- Explain that a reaction transferring energy to the surroundings leaves products with less energy than the reactants by the amount transferred.
Energy transfer during exothermic and endothermic reactions
- Define an exothermic reaction as one that transfers energy to the surroundings.
Energy transfer during exothermic and endothermic reactions
- Explain that the temperature of the surroundings increases during an exothermic reaction.
Energy transfer during exothermic and endothermic reactions
- Identify combustion, many oxidation reactions and neutralisation as examples of exothermic reactions.
Energy transfer during exothermic and endothermic reactions