TEST BANK FOR Chemistry: The Central Science, 15e [AP Edition], 15th Edition by Brown, LeMay, Bursten, Murphy, Woodward ISBN: 978-0137606801 A+ GRADE ASSURED!! ALL CHAPTERS COVERED!!

,ACCESSTestBankforChemistryTheCentralScience15thEditionBrown
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Chemistry:TheCentral Science,14e(Brown,et al.) wq l


Chapter1 Introduction:Matter, Energy,and Measurement
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1.1 Multiple-ChoiceQuestions w
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1) What isthephysicalstate inwhich matter hasaspecific volume butdoes nothaveaspecificshape
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?
A) gas
B) solid
C) liquid
D) salts
E) iceAns
wer: C
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Diff:1 Var:1
Page Ref:Sec.1.2 LO:1.2 l wq



GO: G2
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2) Thelawof constant composition applies to
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A) solutions
B) heterogeneous mixtures wq



C) compounds
D) homogeneous mixtures wq



E) solidsA
nswer: C
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Diff:1 Var:1
Page Ref:Sec.1.2 LO: 1.1 l wq l


GO: G2
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3) Acombination ofsand, salt, and water isanexampleofa
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A) homogeneous mixture wq



B) heterogeneous mixture wq



C) compound
D) puresubstance
E) solidAn
swer: B
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Diff:1 Var:1
Page Ref:Sec.1.2 LO: 1.1 l wq l


GO: G2
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,ACCESSTestBankforChemistryTheCentralScience15thEditionBrown
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4) Asmall amount ofsalt dissolved inwater is an exampleofa
l l w
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A) homogeneous mixture wq



B) heterogeneous mixture wq



C) compound
D) puresubstance
E) solidAn
swer: A
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Diff:1 Var:1
Page Ref:Sec.1.2 LO: 1.2 l wq l


GO: G2 lw q




5) Which oneof the following hastheelement name and symbolcorrectlymatched?
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A) S,sodium
B) Tn,tin
C) Fe,iron
D) N,neon
E) B,bromine
Answer: C
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Diff:1 Var:1
Page Ref:Sec.1.2 LO:1.2 l wq



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6) Which one of the followingelements is identifiedbythechemical symbol, Al?
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A) tin
B) aluminum
C) mercury
D) copper
E) leadAn
swer: B
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Diff:2 Var:1
Page Ref:Sec.1.2 LO: 1.2 l wq l


GO: G2 lw q




7) Which one ofthe following isoften separated into its components bysimple techniquessuch as fil
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t ering ordecanting?
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A) heterogeneous mixture wq



B) compounds
C) homogeneous mixture wq



D) elements
E) solutions
Answer:
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A
Diff:2 Var:1
Page Ref:Sec.1.2 LO: 1.1 l wq l


GO: G2 lw q




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, ACCESSTestBankforChemistryTheCentralScience15thEditionBrown
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8) Which statesof matteraresignificantlycompressible?
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A) gases only l


B) liquidsonly
C) solids only l


D) liquidsand gases wq



E) solidsand liquids w
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Answer: A
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Diff:1 Var:1
Page Ref:Sec.1.2 LO: 1.2 l wq l


GO: G2lw q




9) Forwhich ofthe following, can thecomposition vary?
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A) puresubstance
B) element
C) both homogeneous and heterogeneous mixtures
l l wq wq



D) homogeneous mixture wq



E) heterogeneous mixture wq l


Answer: C
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Diff:2 Var:1
Page Ref:Sec.1.2 LO:1.1 l wq



GO: G2lw q




10) If matter is uniform throughout and cannotbeseparated intoothersubstances byphysical mea
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ns,itis
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A) acompound
B) eitheran element ora compound l l wq



C) ahomogeneous mixture wq



D) aheterogeneousmixture
E) anelement
l l


Answer:
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B
Diff:2 Var:1
Page Ref:Sec.1.2 LO: 1.1 l wq l


GO: G2lw q




11) An elementcannot_l .
A) bepartof a heterogeneous mixture l l l


B) bepartofahomogeneous mixture wq



C) beseparated into othersubstancesbychemical means l w q lw q


D) interactwith other elements to formcompounds l wq wq wq



E) be a pure substance
l l l


Answer: C
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Diff:2 Var:1
Page Ref:Sec.1.2 LO: 1.1 l wq l


GO: G2lw q




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