1 - Enthalpy Changes in Chemical Reactions
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Practice Questions
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What is the definition of enthalpy?
💡 Hint: It relates to energy and volume.
What happens to the temperature of the surroundings in an exothermic reaction?
💡 Hint: Think about heat flow direction.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is enthalpy primarily concerned with?
💡 Hint: Relate it to energy transfer.
True or False: An endothermic reaction has a negative ΔH.
💡 Hint: Think about heat flow direction.
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Challenge Problems
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Using the enthalpy values provided, calculate the standard enthalpy of reaction for the formation of CO₂ (g) from carbon and oxygen.
💡 Hint: Use ΔH_f° values for carbon and oxygen as zero.
Explain why the enthalpy change for the combustion of fuels is critical in energy production, including examples.
💡 Hint: Consider how exothermic reactions benefit energy needs.
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