Practice - Key Terms to Remember
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Practice Questions
Test your understanding with targeted questions
What type of reaction releases energy to the surroundings?
💡 Hint: Think about burns or heating processes.
What is the term for the minimum energy needed for a reaction to occur?
💡 Hint: It's the energy that 'kicks off' a reaction.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What type of reaction absorbs energy from its surroundings?
💡 Hint: Remember photosynthesis.
True or False: Catalysts are consumed during a reaction.
💡 Hint: Think about enzymes in biology.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
If the enthalpy change of a reaction is +200 kJ, is this reaction endothermic or exothermic? Justify your answer.
💡 Hint: Recall that positive ΔH signifies energy absorption.
Construct an energy profile diagram for a given exothermic reaction and label key components, including reactants, products, and activation energy.
💡 Hint: Visualize the energy path.
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