Practice Exercises (3) - Getting Started 39 - Audio Book Check
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Practice Questions

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Question 1 Easy

Convert 293 K to Celsius.

💡 Hint: Use the formula K - 273.

Question 2 Easy

What is the physical state of water at 50°C?

💡 Hint: Remember the boiling point of water.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the unit of temperature in Kelvin?

°F
K
°C

💡 Hint: Remember the primary temperature scales.

Question 2

True or False: Gases have strong forces of attraction between their particles.

True
False

💡 Hint: Think about the arrangement of gas particles.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If you have ice at 263 K and you heat it to 283 K, how much energy would you need if 1g of ice absorbs 334 J of latent heat?

💡 Hint: Calculate the energy required for both processes.

Challenge 2 Hard

Consider a gas compressed in a cylinder: if the pressure doubles and the temperature remains constant, what happens to the volume? Explain why.

💡 Hint: Think about the relationship between pressure and volume.

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