WORLD OF CHEMISTRY 3RD EDITION By STEVEN S. ZUMDAHL – Test Bank
The Test Bank for “World of Chemistry 3rd Edition” by Steven S. Zumdahl is an invaluable resource designed to help instructors assess their students’ understanding of chemistry concepts. The textbook covers a wide range of topics, including the nature of chemistry, atoms and molecules, chemical reactions, and the properties of solids, liquids, and gases.
The Test Bank contains a variety of question types, including multiple-choice, true/false, and short-answer questions, as well as problem-solving exercises and essay questions. These questions are designed to test students’ understanding of key concepts, their ability to apply their knowledge to real-world scenarios, and their problem-solving skills.
CHAPTER 2: Matter
1.The state of matter for an object that has neither definite shape nor definite volume is
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A. |
solid |
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B. |
liquid |
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C. |
gaseous |
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D. |
mixed |
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E. |
elemental |
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2.The state of matter for an object that has a definite volume but not a definite shape is
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A. |
elemental |
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B. |
mixed |
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C. |
liquid |
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D. |
gaseous |
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E. |
solid |
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3.The state of matter for an object that has both definite volume and definite shape is
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A. |
gaseous |
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B. |
mixed |
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C. |
solid |
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D. |
elemental |
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E. |
liquid |
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4.Anything that has mass and volume is called __________.
ANS: matter
PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013
Classify each of the following changes as (a) physical or (b) chemical
5.cooking an egg
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A. |
physical |
B. |
chemical |
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6.melting snow
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A. |
physical |
B. |
chemical |
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7.subliming dry ice (CO2)
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A. |
physical |
B. |
chemical |
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8.burning toast
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A. |
physical |
B. |
chemical |
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9.decomposing water
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A. |
physical |
B. |
chemical |
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10.evaporating alcohol
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A. |
physical |
B. |
chemical |
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11.sanding a table top
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A. |
physical |
B. |
chemical |
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12.grinding grain
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A. |
physical |
B. |
chemical |
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13.fermenting fruit juice
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A. |
physical |
B. |
chemical |
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14.dissolving sugar in water
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A. |
physical |
B. |
chemical |
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15.A __________ change involves a change in one or more physical properties, but no change in the fundamental components that make up the substance.
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A. |
chemical |
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B. |
mixed |
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C. |
potential |
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D. |
physical |
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E. |
kinetic |
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16.A __________ change involves a change in the fundamental components of the substance; a given substance changes into a different substance or substances.
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A. |
physical |
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B. |
chemical |
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C. |
mixed |
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D. |
potential |
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E. |
kinetic |
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17.Gold is a relatively soft metal, which is an example of a chemical property. T/F ___
ANS: False
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18.Juice freezing into a popsicle is an example of a physical change. T/F ___
ANS: True
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19.Dry ice subliming (turning from a solid straight into a gas) is an example of a chemical change. T/F ___
ANS: False
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20.Which of the following is a chemical change?
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A. |
Water evaporates. |
|
B. |
Ice melts. |
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C. |
Rocks are ground to sand. |
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D. |
Silverware tarnishes. |
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21.An example of a chemical change is
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A. |
an ice cube melting in a drink |
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B. |
coffee spilled on a shirt |
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C. |
grinding coffee beans |
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D. |
boiling alcohol |
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E. |
digesting a pizza |
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22.In a chemical change,
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A. |
a phase change never occurs |
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B. |
a phase change must occur |
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C. |
the products are different substances from the starting materials |
|
D. |
the original material can never be regenerated |
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23.All __________ changes are __________ changes.
ANS: chemical, physical
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24.If iodine melts at 114°C and boils at 184°C, what is its physical state at 120°C?
ANS: liquid
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25.If iodine melts at 114°C and boils at 184°C, what is its physical state at 98°C?
ANS: solid
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26.If iodine melts at 114°C and boils at 184°C, what is its physical state at 250°C?
ANS: gas
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27.Which of the following describes a chemical property of gold?
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A. |
Gold is a yellow metal. |
|
B. |
Gold is a very dense metal. |
|
C. |
Gold is a good conductor of heat and electricity. |
|
D. |
Gold is an inert (nonreactive) metal. |
|
E. |
Gold is a soft metal. |
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28.Which of the following is a chemical change?
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A. |
gasoline evaporating |
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B. |
sugar dissolving in water |
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C. |
butter melting |
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D. |
paper burning |
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E. |
water boiling |
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29.How many of the following are compounds: table salt, carbon, copper, water, mercury?
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A. |
2 |
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B. |
1 |
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C. |
5 |
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D. |
4 |
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E. |
3 |
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30.A sample of an element contains only one kind of
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A. |
pure substance |
|
B. |
mixture |
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C. |
isotope |
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D. |
atom |
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E. |
None of the above |
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31.Which of the following is an element?
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A. |
water |
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B. |
carbon |
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C. |
glucose |
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D. |
cotton |
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E. |
sodium chloride |
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32.An element is a collection of a single kind of __________.
ANS: atom
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33.Which of the following is an element?
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A. |
earth |
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B. |
oxygen |
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C. |
salt |
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D. |
brass |
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E. |
water |
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34.Which of these is an element?
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A. |
wood |
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B. |
water |
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C. |
brass |
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D. |
silver |
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E. |
iron ore |
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35.An example of a mixture is
|
A. |
the air in this room |
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B. |
purified water |
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C. |
hydrogen fluoride |
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D. |
gold |
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E. |
All of the above |
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36.An example of a pure substance is
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A. |
elements |
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B. |
carbon dioxide |
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C. |
compounds |
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D. |
pure water |
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E. |
all of the above |
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37.Sand on the beach is an example of
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A. |
a compound |
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B. |
an element |
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C. |
a heterogeneous mixture |
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D. |
a homogeneous mixture |
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38.A solution can be a heterogeneous or a homogeneous mixture. T/F ___
ANS: False
PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013
Classify each of the following as: (a) element, (b) compound, (c) homogeneous mixture, or (d) heterogeneous mixture
39.table salt
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A. |
element |
C. |
homogenous mixture |
|
B. |
compound |
D. |
heterogeneous mixture |
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40.chlorine gas
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A. |
element |
C. |
homogenous mixture |
|
B. |
compound |
D. |
heterogeneous mixture |
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41.potting soil
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A. |
element |
C. |
homogenous mixture |
|
B. |
compound |
D. |
heterogeneous mixture |
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42.cup of coffee
|
A. |
element |
C. |
homogenous mixture |
|
B. |
compound |
D. |
heterogeneous mixture |
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43.pure water
|
A. |
element |
C. |
homogenous mixture |
|
B. |
compound |
D. |
heterogeneous mixture |
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44.Oil and vinegar dressing is an example of
|
A. |
a heterogeneous mixture |
|
B. |
a homogeneous mixture |
|
C. |
a compound |
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D. |
an element |
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45.A solution can be distinguished from a compound by its
|
A. |
heterogeneous nature |
|
B. |
lack of color |
|
C. |
variable composition |
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D. |
liquid state |
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46.Which of the following is an element?
|
A. |
water |
|
B. |
blood |
|
C. |
iron |
|
D. |
wood |
|
E. |
None of the above |
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47.Which would be an example of a homogeneous mixture?
|
A. |
sodium chloride |
|
B. |
milk |
|
C. |
soil (dust) |
|
D. |
aluminum |
|
E. |
oily water |
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Classify each of the following as an element, a compound, or a mixture: a. element, b. compound, c. mixture.
48.14K gold
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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49.pure silver
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A. |
element |
C. |
mixture |
|
B. |
compound |
||
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50.aluminum
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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51.distilled water
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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52.tap water
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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53.brass
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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54.tungsten
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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55.sodium chloride
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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56.air
|
A. |
element |
C. |
mixture |
|
B. |
compound |
||
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57.Helium is an example of
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A. |
an element |
|
B. |
a compound |
|
C. |
a homogeneous mixture |
|
D. |
a heterogeneous mixture |
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58.The process of boiling off the water from a salt solution to recapture the salt is a __________ process.
ANS: physical
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59.A pure substance made up of more than one kind of atom is called
|
A. |
an element |
|
B. |
a heterogeneous mixture |
|
C. |
a compound |
|
D. |
a homogeneous mixture |
|
E. |
an alloy |
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