Lecture 7 Questions Flashcards
the process of boiling is a form of evaporation
T
the boiling point of a liquid heated in an open container is determined by atmospheric pressure
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the normal boiling point of a liquid is the temperature at which it boils when the liquid is at sea level
F
At a pressure of 760 mmHg, all liquids boil at the same temperature
F
a liquid can be made to boil at temperatures higher than its normal boiling point
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A liquid can be made to boil at temperatures lower than its normal boiling point
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In a liquid, vapor formation occurs within the body of the liquid
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To compare the boiling points of 2 different liquids, the external pressure should be the same
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If the external pressure (atmospheric pressure) increases, the boiling point decreases
F
Water would boil at a lower temperature in Utah compared to Mt. Everest
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Water will boil if vapor pressure and atmospheric pressure are equal
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Water will boil if vapor pressure = 735 torr and atmospheric pressure = 765 torr
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Hydrogen bonds are extra strong London Forces
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A London force is a very weak permanent dipole
F
The strength of the dipole-dipole interactions increase as the molecular polarity increases
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