Practice - Exothermic vs. Endothermic Reactions (Based on Enthalpy Change, ΔH)
Practice Questions
Test your understanding with targeted questions
What type of reaction absorbs heat?
💡 Hint: Think about reactions that require energy input.
What does ΔH represent?
💡 Hint: It indicates whether heat is released or absorbed.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which type of reaction releases heat?
💡 Hint: Consider how these reactions affect surrounding temperatures.
True or False: Photosynthesis is an exothermic reaction.
💡 Hint: Remember what happens during the energy transformation in plants.
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Challenge Problems
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A reaction releases 750 J of energy and warms its surroundings. Is it exothermic or endothermic? Explain.
💡 Hint: Recall the definitions discussed.
If a specific endothermic reaction requires 600 J of input heat to proceed, what is the sign of ΔH?
💡 Hint: Consider how energy absorption relates to enthalpy changes.
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