Practice Physical Equilibrium (7.2.1) - Equilibrium

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6 sample questions

Question 1.
Define physical equilibrium.
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Think about examples involving phase changes.
Question 2.
Give one example of physical equilibrium.
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Consider processes of evaporation and condensation.
3Question 3.
What is physical equilibrium?
- A condition where processes are unbalanced.
- A condition in which opposing processes occur at the same rate.
- An unstable state of matter.
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Think of boiling water and the steam produced.
4Question 4.
Can physical equilibrium occur in an open system?
- True
- False
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Remember why we need closure to maintain equilibrium.
Question 5.
A sealed container has liquid water and water vapor at equilibrium. If heat is added to the container, what would happen to the equilibrium? Explain why.
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Think about the effect of increasing temperature on evaporation rates.
Question 6.
If a small amount of liquid water is removed from a sealed jar containing both water and vapor, how would that affect the equilibrium? Describe the expected outcome.
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Consider the balance of processes: evaporation vs condensation.

5 more questions in this section. Enroll free to practise them all.