B.4.3 - Entropy and Energy Transformations
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Practice Questions
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What happens to the entropy of a substance when it melts?
💡 Hint: Think about the arrangement of particles in solid versus liquid.
True or False: Energy can fully convert from one form to another without any loss.
💡 Hint: Consider the laws of thermodynamics.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is entropy a measure of?
💡 Hint: Think about what happens to energy over time.
True or False: According to the second law of thermodynamics, entropy decreases over time.
💡 Hint: Consider how heat flows in physical systems.
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Challenge Problems
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Evaluate the entropy change in a gas expansion from volume V1 to V2 at constant temperature. Assume the ideal gas behavior.
💡 Hint: What do you know about logarithmic functions in relation to volume?
Analyze the relationship between entropy and temperature during the phase transition of water from liquid to vapor. How does entropy change relate to the heat added?
💡 Hint: Consider how close the particles are in different states of matter.
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