General Chemistry: The Essential Concepts 7th Edition Test Bank – Raymond Chang (PDF Download)ISBN 9780077623340

,Chapter 01: Introduction
wq wq



1. Awqtentativewqexplanationwqforwqawqsetwqofwqobservationswqthatwqcanwqbewqtestedw
qbywqfurtherwqexperimentationwqiswqreferredwqtowqas

A) awqhypothesis. B)w q awqlaw. C)w q awqtheory.
D)w q nonewqofwqthewqabove.wqAns:w q A Category:w q Easy
Section:w q 1.2

2. Awqconcisewqverbalwqorwqmathematicalwqstatementwqofwqawqrelationshipwqbetweenwqphenome
nawqthatwqiswqalwayswqthewqsamewqunderwqthewqsamewqconditionswqiswqreferredwqtowqas
A) awqhypothesis. B)w q awqlaw. C)w q awqtheory.
D)w q nonewqofwqthewqabove.wqAns:w q B Category:w q Easy
Section:w q 1.2

3. Awqunifyingwqprinciplewqthatwqexplainswqawqbodywqofwqfactswqandwqrelationswqiswqreferredwqtowqas
A) awqhypothesis. B)w q awqlaw. C)w q awqtheory.
D)w q nonewqofwqthewqabove.wqAns:w q C Category:w q Easy
Section:w q 1.2

4. Completewqthewqfollowingwqsentence.w q Awqhypothesiswqis
A) awqtentativewqexplanationwqforwqawqsetwqofwqobservationswqthatwqcanwqbewqtestedw
qbywqfurtherwqexperimentation.

B) awqstatementwqdescribingwqawqrelationshipwqbetweenwqphenomenawqthatwqiswqalwayswq
thewqsamewqunderwqthewqsamewqconditions.
C) awqunifyingwqprinciplewqthatwqexplainswqawqbodywqofwqfactswqandwqrelations.
D) awqmodelwqusedwqtowqvisualizewqthewqinvi
sible.wqAns:w q A
Category:w q Easy Section:w q 1.2

5. Completewqthewqfollowingwqsentence.w q Awqscientificwqlawwqis
A) awqtentativewqexplanationwqforwqawqsetwqofwqobservationswqthatwqcanwqbewqtestedw
qbywqfurtherwqexperimentation.

B) awqstatementwqdescribingwqawqrelationshipwqbetweenwqphenomenawqthatwqiswqalwayswq
thewqsamewqunderwqthewqsamewqconditions.
C) awqunifyingwqprinciplewqthatwqexplainswqawqbodywqofwqfactswqandwqrelations.
D) awqmodelwqusedwqtowqvisualizewqthewqinvi
sible.wqAns:w q B
Category:w q Easy Section:w q 1.2

6. Completewqthewqfollowingwqsentence.w q Awqtheorywqis
A) awqtentativewqexplanationwqforwqawqsetwqofwqobservationswqthatwqcanwqbewqtestedw
qbywqfurtherwqexperimentation.

B) awqstatementwqdescribingwqawqrelationshipwqbetweenwqphenomenawqthatwqiswqalwayswq
thewqsamewqunderwqthewqsamewqconditions.
C) awqunifyingwqprinciplewqthatwqexplainswqawqbodywqofwqfactswqandwqrelations.
D) awqmodelwqusedwqtowqvisualizewqthewqinvi
sible.wqAns:w q C
Category:w q Easy Section:w q 1.2
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, Chapterwq01:wqIntroducti
on

7. Choosewqthewqresponsewqthatwqincludeswqallwqthewqitemswqlistedwqbelowwqthatwqarewqpurewqsubstances.
i.wqorangewqjuice ii.wqsteam iii.wqoceanwqwater iv.wqoxygen v.wqvegetablewqsoup
A)w q i,wqiii,wqv B)w q ii,wqiv C)w q i,wqiii,wqiv
D)w q ivwqonlyE)w q allwqofwqthemwqarewqpurewqAns:w q B
Category:w q Easy Section:w q 1.2

8. Whichwqofwqthewqfollowingwqiswqanwqexamplewqofwqawqphysicalwqproperty?
A) corrosivenesswqofwqsulfuricwqacid
B) toxicitywqofwqcyanide
C) flammabilitywqofwqgasoline
D) neutralizationwqofwqstomachwqacidwqwithwqanwqantacid
E) leadwqbecomeswqawqliquidwqwhenwqheatedwqtowq60
1 CwqAns:w q E Category:w q Easy
Section:w q 1.4

9. Whichwqonewqofwqthewqfollowingwqiswqanwqexamplewqofwqawqphysicalwqproperty?
A) dynamitewqexplodes D) icewqfloatswqonwqtopwqofwqliquidwqwater
B) meatwqrotswqifwqitwqiswqnotwqrefrigerated E) awqsilverwqplatterwqtarnishes
C) gasolinewqburns
Ans:w q D Category:w q Easy Section:w q 1.4

10. Whichwqonewqofwqthewqfollowingwqrepresentswqawqphysicalwqchange?
A) water,wqwhenwqheatedwqtowq100 C,wqformswqsteam
B) bleachwqturnswqhairwqyellow
C) sugar,wqwhenwqheated,wqbecomeswqbrown
D) milkwqturnswqsour
E) apples,wqwhenwqexposedwqtowqair,wqturnwqb
rownwqAns:w q A
Category:w q Easy Section:w q 1.4

11. Allwqofwqthewqfollowingwqarewqpropertieswqofwqsodium.w q Whichwqonewqiswqawqphysicalwq
propertywqofwqsodium?
A) Itwqiswqawqsurfacewqturnswqblackwqwhenwqfirstwqexposedwqtowqair.
B) Itwqiswqawqsolidwqatwq25 Cwqandwqchangeswqtowqawqliquidwqwhenwqheatedwqtowq98 C.
C) Whenwqplacedwqinwqwaterwqitwqsizzleswqandwqawqgaswqiswqformed.
D) Whenwqplacedwqinwqcontactwqwithwqchlorinewqitwqformswqawqcompoundwqthatwqmeltswqatwq801
C.
E) Sodiumwqiswqneverwqfoundwqaswqthewqpurewqmetalwqinw
qnature.wqAns:w q B Category:w q Easy
Section:w q 1.4

12. Allwqofwqthewqfollowingwqarewqpropertieswqofwqtin.w q Whichwqonewqiswqawqchemicalwqpropertywqofwqtin?
A) Tinwqcanwqbewqhammeredwqintowqawqthinwqsheet.
B) Atwq–40 Cwqawqsheetwqofwqtinwqcrumbleswqtowqawqgraywqpowder.
C) Tinwqmeltswqatwq231.9 C.
D) Whenwqawqbarwqofwqtinwqiswqbent,wqitwqemitswqanwqaudiblewq―cry‖.
E) Tinwqerodeswqwhenwqaddedwqtowqhydrochloricwqacid,wqandwqawqclearwqg
aswqforms.wqAns:w q E Category:w q Medium
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, Chapterwq01:wqIntroducti
on

Section:w q 1.4




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