6.4 - First Law of Thermodynamics
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Practice Questions
Test your understanding with targeted questions
What does the First Law of Thermodynamics state?
💡 Hint: Think about energy changes during a physical or chemical process.
Define exothermic reaction with an example.
💡 Hint: It's related to burning processes.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the statement of the First Law of Thermodynamics?
💡 Hint: Consider energy's conservation.
A process that absorbs heat is called?
💡 Hint: Focus on heat absorption versus release.
1 more question available
Challenge Problems
Push your limits with advanced challenges
In a closed system, 200 J of heat is added (Q = 200 J) and 50 J of work is done by the system (W = 50 J). What is the change in internal energy?
💡 Hint: Use the formula carefully to determine energy change.
Design an experiment to demonstrate an exothermic reaction. What materials would you use, and what observations would you expect?
💡 Hint: Use common reactions that are safe and observable.
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