Chapter 11 Test – Flashcards
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Unlock answersA substance that expands to fill its container yet has a density approaching that of a liquid, and that can behave as a solvent is called a(n) A)amorphous solid B)supercritical fluid and gas C)gas D)plasma |
B) supercritical fluid and gas |
The vapor pressure of a liquid A) increases linearly with increasing temperature B) C)decreases nonlinearly with increasing temperature D) decreases linearly with increasing temperature E)increases nonlinearly with increasing temperature |
E)increases nonlinearly with increasing temperature |
In general, intramolecular forces determine the __________ properties of a substance and intermolecular forces determine its __________ properties. |
chemical,physical |
On a phase diagram, the critical pressure is __________ A)the pressure below which a substance is a solid at all temperatures B)the pressure above which a substance is a liquid at all temperatures C)the pressure above which a substance is a liquid at all temperature D) E) |
E) the pressure required to liquefy a gas at its critical temperature |
Of the following, __________ is an exothermic process A) subliming B) melting C)boiling D) freezing E) ALL |
D) freezing |
A volatile liquid is one that __________ |
readily evaporates |