8.7 - Change of State
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Practice Questions
Test your understanding with targeted questions
What is the latent heat of fusion?
💡 Hint: Think of melting ice.
At what temperature does water boil?
💡 Hint: This is a common temperature for boiling water.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is latent heat?
💡 Hint: Think about how ice changes to water.
True or False: The temperature of a substance always increases when it changes from solid to liquid.
💡 Hint: Consider what happens during melting.
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Challenge Problems
Push your limits with advanced challenges
A block of ice weighing 1 kg melts into water at 0°C. If the latent heat of fusion is 334,000 J/kg, how much energy is required for this process?
💡 Hint: Remember to use the formula for latent heat!
Water requires 2,256 J to vaporize 1 kg into steam. Why is this energy crucial for boiling water and how does it relate to latent heat?
💡 Hint: Consider the transition from liquid to gas.
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