Chapter 3.3 Review (7th) Question Preview (ID: 33436)


Change Of State. TEACHERS: click here for quick copy question ID numbers.

The change of state from a gas to a liquid
a) condensation
b) evaporation
c) melting
d) sublimation

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 a liquid to a vapor, or gas, throughout the liquid
a) condensation
b) boiling
c) evaporation
d) boiling point

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 from a solid directly to a gas is called
a) evaporation
b) boiling
c) melting
d) sublimation

The temperature at which a liquid boils
a) boiling point
b) vapor pressure
c) evaporation
d) boiling

the change of a substance from a liquid to a gas
a) boiling point
b) vapor pressure
c) evaporation
d) boiling

Which has the most energy?
a) particles in steam
b) particles in liquid water
c) particles in ice
d) particles in freezing water

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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