Chapter 3.3 Review (7th) Question Preview (ID: 33436)
Change Of State.
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Which has the most energy?
a) particles in steam
b) particles in liquid water
c) particles in ice
d) particles in freezing water
the change of a substance from a liquid to a gas
a) boiling point
b) vapor pressure
c) evaporation
d) boiling
The temperature at which a liquid boils
a) boiling point
b) vapor pressure
c) evaporation
d) boiling
The change from a solid directly to a gas is called
a) evaporation
b) boiling
c) melting
d) sublimation
The temperature of a beaker of water is 25°C. After adding a piece of magnesium, the temperature is 28°C. Is this an exothermic or endothermic reaction? Explain your answer.
a) exothermic
b) endotheremic
c)
d)
The change of a liquid to a vapor, or gas, throughout the liquid
a) condensation
b) boiling
c) evaporation
d) boiling point
The change of a substance from one physical form/state to another
a) change of state
b) change of property
c) change of form
d) chemical change
The change of state from a gas to a liquid
a) condensation
b) evaporation
c) melting
d) sublimation
Boiling occurs only at the surface of a liquid.
a) true
b) false
c)
d)
Evaporation is simply a liquid changing to a gas.
a) true
b) false
c)
d)
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