Practice Change In Temperature (2.2) - Chemical Reactions

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8 questions

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Exercise
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6 sample questions

Question 1.
What happens to the temperature during an exothermic reaction?
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Think about what happens when you light a fire.
Question 2.
Provide an example of an endothermic reaction.
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Consider processes that require energy input.
3Question 3.
What type of reaction absorbs heat?
- Exothermic
- Endothermic
- None
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Remember 'enter' for heat absorption.
4Question 4.
True or False: In exothermic reactions, the temperature decreases.
- True
- False
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Think about heat being produced during combustion.
Question 5.
Evaluate the energy changes in a process where water is boiled and turned into steam. Classify the reaction and discuss its implications.
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Think about how temperature changes when you heat water.
Question 6.
You mix water with a salt that feels cold to touch. Analyze the reaction and categorize it based on heat transfer.
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Consider your body temperature's sensation when touching the mixture.

4 more questions in this section. Enroll free to practise them all.