Solids, Liquids, and Gases

AP Chemistry· difficulty 2/5

Adding heat to water at 100 °C and 1 atm causes

A
$Random behavior$
B
$Pressure to drop$
C
$Phase change from liquid to gas without temperature increase$
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D
$Temperature to rise above 100 °C$

Explanation

All added heat goes into breaking IMFs (ΔH_vap), not increasing KE.

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