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Chemistry:lThelCentrallScience,l14el(Brown,letlal.)
Chapterl1l l Introduction:lMatter,lEnergy,landlMeasurement

1.1 Multiple-ChoicelQuestions

1) Whatlislthelphysicallstatelinlwhichlmatterlhaslalspecificlvolumelbutldoeslnotlhavelalspecificlshape
?
A) gas
B) solid
C) liquid
D) salts
E) icelAns
wer:l C
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

2) Thellawloflconstantlcompositionlappliesltol .
A) solutions
B) heterogeneouslmixtures
C) compounds
D) homogeneouslmixtures
E) solidslA
nswer:l C
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2

3) Alcombinationloflsand,lsalt,landlwaterlislanlexampleloflal .
A) homogeneouslmixture
B) heterogeneouslmixture
C) compound
D) purelsubstance
E) solidlAn
swer:l B
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2




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,ACCESS Test Bank for Chemistry The Central Science 15th Edition Brown
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4) Alsmalllamountloflsaltldissolvedlinlwaterlislanlexampleloflal .
A) homogeneouslmixture
B) heterogeneouslmixture
C) compound
D) purelsubstance
E) solidlAn
swer:l A
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

5) Whichloneloflthelfollowinglhaslthelelementlnamelandlsymbollcorrectlylmatched?
A) S,lsodium
B) Tn,ltin
C) Fe,liron
D) N,lneon
E) B,lbrominel
Answer:l C
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

6) Whichloneloflthelfollowinglelementslislidentifiedlbylthelchemicallsymbol,lAl?
A) tin
B) aluminum
C) mercury
D) copper
E) leadlAns
wer:l B
Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

7) Whichloneloflthelfollowinglisloftenlseparatedlintolitslcomponentslbylsimpleltechniqueslsuchlaslfil
teringlorldecanting?
A) heterogeneouslmixture
B) compounds
C) homogeneouslmixture
D) elements
E) solutions
lAnswer:l A

Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2




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8) Whichlstatesloflmatterlarelsignificantlylcompressible?
A) gaseslonly
B) liquidslonly
C) solidslonly
D) liquidslandlgases
E) solidslandlliquidsl
Answer:l A
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

9) Forlwhichloflthelfollowing,lcanlthelcompositionlvary?
A) purelsubstance
B) element
C) bothlhomogeneouslandlheterogeneouslmixtures
D) homogeneouslmixture
E) heterogeneouslmixturel
Answer:l C
Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2

10) Iflmatterlisluniformlthroughoutlandlcannotlbelseparatedlintolotherlsubstanceslbylphysicallmea
ns,litlisl .
A) alcompound
B) eitherlanlelementlorlalcompound
C) alhomogeneouslmixture
D) alheterogeneouslmixture
E) anlelementl
Answer:l B
Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2

11) Anlelementlcannotl .
A) belpartloflalheterogeneouslmixture
B) belpartloflalhomogeneouslmixture
C) belseparatedlintolotherlsubstanceslbylchemicallmeans
D) interactlwithlotherlelementsltolformlcompounds
E) belalpurelsubstancel
Answer:l C
Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2




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12) Homogeneouslmixtureslarelalsolknownlasl .
A) solids
B) compounds
C) elements
D) substances
E) solutions
lAnswer:l E

Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.1l
GO:l G2

13) Thellawloflconstantlcompositionlsaysl .
A) thatlthelcompositionloflalcompoundlislalwayslthelsame
B) thatlalllsubstanceslhavelthelsamelcomposition
C) thatlthelcompositionloflanlelementlislalwayslthelsame
D) thatlthelcompositionloflalhomogeneouslmixturelislalwayslthelsame
E) thatlthelcompositionloflalheterogeneouslmixturelislalwayslthelsamelAn
swer:l A
Diff:l1 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

14) Whichloflthelfollowinglislanlillustrationloflthellawloflconstantlcomposition?
A) Waterlboilslatl100l°Clatl1latmlpressure.
B) Waterlisl11%lhydrogenlandl89%loxygenlbylmass.
C) Waterlcanlbelseparatedlintolotherlsubstanceslbylalchemicallprocess.
D) Waterlandlsaltlhaveldifferentlboilinglpoints.
E) Waterlislalcompound.l
Answer:l B
Diff:l2 Var:l1 PagelRef:lSec.l1.2
LO:l 1.2l
GO:l G2

15) Inlthelfollowingllist,lonlyl islnotlanlexampleloflalchemicallreaction.
A) dissolutionloflalpennylinlnitriclacid
B) thelcondensationloflwaterlvapor
C) alburninglcandle
D) thelformationloflpolyethylenelfromlethylene
E) thelrustingloflironl
Answer:l B
Diff:l2 Var:l1 PagelRef:lSec.l1.3
LO:l 1.3l
GO:l G2




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