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Changes of state at the particle level Knowledge-Based Practice

Chemistry · Matter · Chemistry · Particle Model of Matter

1 Chemistry practice questions on Changes of state at the particle level. Questions that assess core concepts and understanding.

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  1. 1.

    Which of the following statements correctly describes what happens at the particle level when a substance undergoes condensation?

    • A) Particles gain kinetic energy, overcome intermolecular attractions, and move much farther apart.
    • B) Particles lose kinetic energy, move closer together, and form stronger attractive interactions.
    • C) Particles expand in individual volume and become fixed in rigid, vibrating positions.
    • D) Particles break apart into individual atoms and lose mass as heat is released.

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