Test bank for introductory chemistry 6th edition tro

DOWNLOAD THE Test Bank for Introductory Chemistry 6th Edition Tro
n n n n n n n n n




IntroductorynChemistry,n6en(Tro)
Chaptern2n MeasurementnandnProblemnSolving

2.1 True/FalsenQuestions

1) Numbersnarenusuallynwrittennsonthatnthenuncertaintynisninnthenlastnreportedndigi
t.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.1
LearningnOutcome:n2.2n
GlobalnOutcome:n G1

2) Thendecimalnnumbern0.0000010nexpressedninnscientificnnotationnisn1.0n×n10
6.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.2
LearningnOutcome:n2.1n
GlobalnOutcome:n G4


3) Thendecimalnnumbern0.0210nexpressedninnscientificnnotationnisn2.10n×n10-
2.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.2
LearningnOutcome:n2.2n
GlobalnOutcome:n G4

4) Thenmassnofnannobject,n4.55n×n
ng,nexpressedninndecimalnnotationnisn0.000455ng.nAnswer:n FALSE

Diff:n1 Var:n1 PagenRef:n2.2
LearningnOutcome:n2.2n
GlobalnOutcome:n G4

5) Ifnyouncountn7npennies,nyouncannonlynreportnonensignificantnfigureninnthatnmeasuremen
t.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G4

6) Exactnnumbersnhavenannunlimitednnumbernofnsignificantnfigures
.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G1

7) Zerosnlocatednbetweenntwonnumbersnarennotnsignificant
.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G1




1
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,DOWNLOAD THE Test Bank for Introductory Chemistry 6th Edition Tro
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8) Zerosnlocatednafternannumbernandnafternandecimalnpointnarensignifican
t.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G1

9) Trailingnzerosnatnthenendnofnannumber,nbutnbeforenannimpliedndecimalnpoint,narenambiguou
s.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G1

10) Trailingnzerosnbeforenandecimalnpointnbutnafternannon-
zeronnumbernarenconsiderednsignificantnfigures.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G1

11) Thennumbern0.010100nhasnfivensignificantnfigures
.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G4

12) Thennumbern4,450,000.0nhasn3nsignificantnfigures
.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G4


13) Thennumbern7.20n×n103ncontainsnthreensignificantnfigures
.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.3n
GlobalnOutcome:n G4

14) Whennthentemperaturenofnannobjectnisnreportednasn23.7°C,nthenactualntemperaturencannbenassumednton
benbetweenn23.6°Cnandn23.8°C.
Answer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.2n
GlobalnOutcome:n G4

15) Scientificnnumbersnarenreportednsonthatneveryndigitnisncertainnexceptnthenlast,nwhichnisnestimate
d.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.3
LearningnOutcome:n2.2n
GlobalnOutcome:n G1




2
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mynursytest.store

,DOWNLOAD THE Test Bank for Introductory Chemistry 6th Edition Tro
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16) Whennthennumbern65.59nisnroundedntoncontainn2nsignificantnfigures,nitnbecomesn66.
0.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.4
LearningnOutcome:n2.3n
GlobalnOutcome:n G4

17) Whennthennumbern2.35nisnroundedntoncontainn2nsignificantnfiguresnitnbecomesn2.
4.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.4
LearningnOutcome:n2.3n
GlobalnOutcome:n G4

18) Innmultiplicationnandndivisionncalculations,nthenanswernwillnhaventhensamennumbernofndecimalnplace
snasnthennumberncarryingnthenfewestndecimalnplaces.
Answer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.4
LearningnOutcome:n2.4n
GlobalnOutcome:n G1

19) Innmultiplicationnorndivisionncalculations,nthenanswernwillnhaventhensamennumbernofndecimalnplacesna
snthennumberncarryingnthenmostndecimalnplaces.
Answer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.4
LearningnOutcome:n2.4n
GlobalnOutcome:n G1

20) Innadditionnornsubtraction,nthenresultncarriesnthensamennumbernofndecimalnplacesnasnthenquantit
yncarryingnthenfewestndecimalnplaces.
Answer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.4
LearningnOutcome:n2.5n
GlobalnOutcome:n G1

21) Thenmassnofnannobjectndependsnonngravity
.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G1

22) ThenbasenunitnofnlengthninnthenSInsystemnisnthenc
m.nAnswer:nFALSE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G1

23) ThenbasenunitnofnmassninnthenSInsystemnisnthenk
g.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G1



3
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mynursytest.store

, DOWNLOAD THE Test Bank for Introductory Chemistry 6th Edition Tro
n n n n n n n n n




24) Thenprefixnnanonrepresentsnthenmultipliern0.000000001
.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G4

25) Thenprefixnmicronrepresentsnthenmultipliern0.001
.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G4

26) Anninengigagramnmassnisnheaviernthannanninennanogramnmas
s.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G4

27) Thenprefixninnthennamenofnanpolygonnindicatesnhownmanynsidesnthisngeometricnfigurenhas,nso
nan"decagon"nwouldnhaventenn sides.

Answer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.7n
GlobalnOutcome:n G2

28) Therenaren1000nkilometersninnonenmeter
.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.5
LearningnOutcome:n2.8n
GlobalnOutcome:n G4

29) Youndonnotnneedntonwritenunitsninncalculationsnasnlongnasnyouncannremembernthe
m.nAnswer:n FALSE
Diff:n1 Var:n1 PagenRef:n2.6
LearningnOutcome:n2.8n
GlobalnOutcome:n G1

30) Conversionnfactorsnarenconstructednfromnanyntwonquantitiesnknownntonbenequivalen
t.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.6
LearningnOutcome:n2.8n
GlobalnOutcome:n G1

31) Anconversionnfactornisnanfractionnwithnonenunitnonntopnandnandifferentnunitnonnthenbotto
m.nAnswer:n TRUE
Diff:n1 Var:n1 PagenRef:n2.6
LearningnOutcome:n2.8n
GlobalnOutcome:n G1




4
Copyrightn©n2018nPearsonnEducation,nInc.
mynursytest.store