AP Chemistryhardmcq1 pt

Which pair would require the most energy to separate: the same liquid's molecules at its boiling point or at room temperature?

A.Equal energy; the attraction itself is unchanged
B.At the boiling point, attractions weaken
C.At room temperature, attractions strengthen
D.Cannot compare

Explanation

Core Concept

Intermolecular attractions between two molecules do not depend on the surroundings' temperature. Temperature changes how many molecules can escape, not the strength of one molecule–molecule interaction.

Correct Answer

AEqual energy; the attraction itself is unchanged

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