Energy of Phase Changes

AP Chemistry· difficulty 3/5

Going from gas to liquid (condensation)

  • A

    ΔH = 0

  • B

    ΔH > 0

  • C

    ΔH = ΔH_vap

  • D

    ΔH < 0 (releases heat)

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Explanation

Condensation forms IMFs and releases the heat that was needed for vaporization.

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