Test Bank for Chemistry an atoms first approach 2nd edition by Steven S Zumdahl Chapters 1-27 Covered.pdf

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Chapter 01 – Chemical Foundations
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1. WhichhofhthehfollowinghishNOThahpracticehthathwouldhbehemployedhbyhahscientist?
a. testinghideashbyhexperimentation
b. organizinghfindingshinhspecifichways
c. predictinghthehoutcomehofhanhexperimenthandhthenhnothtestinghthehprediction
d. tryinghtohexplainhhowhnaturehworks
e. makinghphysicalhmodelshtohexplainhthehbehaviorhofhmatter
ANSWER: c
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.1h-hScientifichMethod

2. WhichhofhthehfollowinghishNOThnormallyhahparthofhscientifichinquiry?
a. makinghobservations
b. philosophizing
c. suggestinghanhexplanation
d. testinghhypotheses
e. performinghexperiments
ANSWER: b
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.1h-hScientifichMethod

3. Whichhofhthehfollowinghstatementshishincorrect?
a. Thehscientifichmethodhishahwayhofhlookinghaththehworldhthathishdifferenthfromhnonscientifichformshofhi
nquiry.
b. Thehscientifichmethodhdoeshnothallowhforhthehusehofhinferences,handheverythinghmusthbehprovenhbyhd
irecthobservation.
c. Ahtheoryhishahguesshabouththehbehaviorhorhpropertieshofhmatter.
d. Scientistshmusthisolatehandhstudyhonehvariablehathahtimehwhenhperforminghexperiments.
e. Ahbehaviorhofhmatterhthathhashuniversalhvalidityhishcalledhahnaturalhlaw.
ANSWER: c
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.1h-hScientifichMethod

4. WhichhofhthehfollowinghobservationshdoeshNOThrelatehspecificallyhtohthehlawhofhdefinitehproportions?
a. Purehwaterhishcomposedhofhthehelementshoxygenhandhhydrogenhinhahmasshratiohofh8htoh1.
b. Anyhsamplehofhahgivenhcompoundhalwayshcontainshthehsamehproportionshbyhmasshofhthehcomponenthe
lements.
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Chapter 01 – Chemical Foundations
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c. Thehmasshofhthehproductshofhahchemicalhreactionhishequalhtohthehmasshofhthehstartinghmaterialshofhthehre
action.
d. Whenhahmetalhreactshwithhoxygen,hthehoxygenhcontenthofhthehproductshishfixedhathonehorhtwohvalues.
e. Whenhwaterhishbrokenhdownhintohitshelementshbyhelectrolysis,helementalhoxygenhandhhydrogenharehf
ormedhinhanh8htoh1hmasshratio.
ANSWER: c
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.2h-hFundamentalhLaws

5. Whichhofhthehfollowinghstatementshregardinghfundamentalhchemicalhlawshishincorrect?
a. JohnhDalton’shexperimentalhresultshledhtohthehlawhofhconservationhofhmass.
b. AntoinehLavoisier’shexperimentshshowedhthaththehmasshofhthehproductshofhahchemicalhreactionhequalsht
hehmasshofhthehreactinghsubstances.
c. Whenhwoodhishburned,hthehasheshweighhlesshthanhthehoriginalhwood,hbuththishishnothahviolationhofhthehla
whofhconservationhofhmatter.
d. JohnhDaltonhobservedhthathcarbonhandhoxygenhcanhformhtwohcompounds,honehofhwhichhhashtwicehash
muchhoxygenhperhgramhofhcarbonhashthehother.
e. JosephhProust’shfindingshregardinghthehcompositionhofhvarioushcompoundshledhtohthehlawhofhdefinitehp
roportions.
ANSWER: a
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.2h-hFundamentalhLaws

6. Whichhofhthehfollowinghstatementshregardinghatomshandhatomichtheoryhishincorrect?
a. Elementsharehmadehofhtinyhparticleshcalledhatoms.
b. Thehatomshofhdifferenthelementsharehdifferenthinhsomehfundamentalhway.
c. Chemicalhcompoundsharehformedhwhenhatomshofhdifferenthelementshcombinehwithheachhother.
d. Anhelementhishahsubstancehthathcannothbehbrokenhdownhintohsimplerhsubstances.
e. Byhtheh1700s,hallhchemistshbelievedhthathelementshwerehmadehofhatoms.
ANSWER: e
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.3h-hDalton’shAtomichTheory

7. Whichhofhthehfollowinghstatementshregardinghatomshandhatomichtheoryhishincorrect?
a. AntoinehLavoisierhdiscoveredhthathmatterhishnothgainedhorhlosthinhahchemicalhreaction.
b. JosephhProusthshowedhthathwhenhelementshcombinehtohformhnewhsubstances,htheyhdohsohinhspecific
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Chapter 01 – Chemical Foundations
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masshratios.
c. AccordinghtohJohnhDalton’shobservations,hwhenhwaterhforms,hthehmasshratiohofhhydrogenhtohoxygenhishv
ariable.
d. JohnhDalton’shatomichtheoryhstatedhthathallhatomshofhahgivenhelementharehidentical.
e. JohnhDaltonhdiscoveredhthathinhtwohdifferenthcompoundshofhcarbonhandhoxygen,hthehratiohofhoxygenhtohc
arbonhwashtwohtimeshhigherhinhonehcompoundhthanhthehother.
ANSWER: c
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.3h-hDalton’shAtomichTheory

8. WhichhofhthehfollowinghishNOThparthofhDalton’shatomichtheory?
a. Elementsharehmadehofhtinyhparticleshcalledhatoms.
b. Allhatomshofhahgivenhelementharehidenticalhtoheachhother.
c. Atomshofhonehelementhcanhbehchangedhtohatomshofhanotherhelementhinhahchemicalhreaction.
d. Atomshcombinehinhfixedhratioshtohformhchemicalhcompounds.
e. Chemicalhreactionshinvolvehahreorganizationhofhthehatomshinhthehstartinghmaterials.
ANSWER: c
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.3h-hDalton’shAtomichTheory

9. Whichhofhthehfollowinghstatementshregardinghearlyhatomichexperimentshishincorrect?
a. J.hJ.hThomsonhpostulatedhthaththeh“ray”hthathwashobservedhinhcathodehrayhtubeshwashahstreamhofhn
egativelyhchargedhparticles.
b. J.hJ.hThomsonhreasonedhthathsincehelectronshcouldhbehproducedhfromhelectrodeshmadehofhdifferenth
metals,hthathallhatomshmusthcontainhelectrons.
c. J.hJ.hThomsonhpostulatedhthathanhatomhconsistshofhahdiffusehcloudhofhpositivehchargehwithhnegativehe
lectronshrandomlyhembeddedhinhit.
d. ErnesthRutherford’shexperimenthnecessitatedhahrevisionhofhThomson’shplumhpuddinghmodelhofhtheha
tom.
e. Allhofhthesehstatementsharehcorrect.
ANSWER: e
POINTS: 1
QUESTIONhTYPE: MultiplehChoice
HAShVARIABLES: False
LEARNINGhOBJECTIVES:h AF.ZUMD.21.01.4h-hEarlyhAtomichExperimentshandhModels

10. Whichhofhthehfollowinghstatementshregardinghearlyhatomichexperimentshishincorrect?
a. J.hJ.hThomsonhpostulatedhthaththeh“ray”hthathwashobservedhinhcathodehrayhtubeshwashahstreamhof
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