m m m
1. Whichmof mthemfollowingmismanmexamplemof mamquantitativemobservation?
A) Thempiecemof mmetalmismlongermthanmthempiecemof mwood.
B) Solutionm1mismmuchmdarkermthanmsolutionm2.
C) Themliquid minmbeakermAmismblue.
D) Themtemperaturemof mthemliquid mism60°C.
E) At mleast mtwomof mthemabovem(A-
D)maremquantitativemobservations.
ANS:m m D DIF: Easy REF: 1.2
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mscientificm metho
d mMSC:mConceptual
2. Amquantitativemobservation
A) containsmamnumbermand mamunit
B) doesmnot mcontainmamnumber
C) alwaysmmakesmamcomparison
D) must mbemobtained mthroughmexperimentation
E) ismnonemof mthese
ANS:m m A DIF: Easy REF: 1.2
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mscientificm metho
d mMSC:mConceptual
3. Generally,mobserved mbehaviormthat mcanmbemformulated mintomamstatement,msometim
esmmathematicalminmnature,mismcalled ma(n)
A) observation
B) measurement
C) theory
D) naturalmlaw
E) experiment
ANS:m m D DIF: Easy REF: 1.2
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mscientificm metho
d mMSC:mConceptual
4. Themstatement m“Themtotalmmassmof mmaterialsmismnot maffected mbymamchemicalmchangeminmth
osemmaterials”mismcalled ma(n)
A) observation
B) measurement
C) theory
D) naturalmlaw
E) experiment
ANS:m m D DIF: Easy REF: 1.2
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mscientificm metho
d mMSC:mConceptual
5. Amchemicalmtheorymthat mhasmbeenmknownmformamlongmtimembecomesmam law.
, ANS:m m F DIF: Easy REF: 1.2
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mscientificm metho
d mMSC:mConceptual
6. Whichmof mthemfollowingmmetricmrelationshipsmismincorrect?
A) 1mmicroliterm=m10–6 mliters
B) 1mgramm=m103 mkilograms
C) 103 mmillilitersm=m1mliter
D) 1mgramm=m102 mcentigram
s
E) 10mdecimetersm=m1mmeter
ANS:m m B DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mprefixe
smMSC:mQuantitative
7. FormwhichmpairmismthemSI mprefixmnot mmatched mcorrectlymwithmitsmmeaning?
A)
B)
C)
D)
E)
ANS:m m C DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mprefixes
mMSC:mConceptual
8. Ammetricmunit mformlengthmis
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS:m m D DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mbasemun
it mMSC:mConceptual
9. Whichmof mthemfollowingmismnotmamunit minmthemSI msystem?
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS:m m E DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mbasemun
it mMSC:mConceptual
10. Ordermthemfourmmetricmprefixesmfrommsmallest mtomlargest.
, A) nano-m<mmilli-m<mcenti-m<mkilo-
B) milli-m<mnano-m<mcenti-m<mkilo-
C) kilo-m<mcenti-m<mnano-m<mmilli-
D) kilo-m<mcenti-m<mmilli-m<mnano-
E) centi-m<mnano-m<mkilo-m<mmilli-
ANS:m m A DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mprefixes
mMSC:mConceptual
11. 8.1mkilogram(s)mcontainsmthismmanymgrams.
A) 8.1mm102
B) 8.1mm103
C) 81
D) 0.81
−3
E) 8.1mm10
ANS:m m B DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mmassmM
SC:mConceptual
12. Convert m0.3980mmmtom mm.
A)
B)
C)
D)
E)
ANS:m m A DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mprefixes
mMSC:mConceptual
13. 6.1msecondsmcontainmthismmanympicoseconds.
A) 6.1mm1012
−12
B) 6.1mm10
C) 6.1mm10−9
D) 6.1mm10
9
E) 6.1mm1015
ANS:m m A DIF: Easy REF: 1.3
KEY:m Chemistrym|mgeneralmchemistrym|mgeneralmconceptsm|mmeasurement m|mSI munit m|mprefixes
mMSC:mConceptual
14. 9.49msecondsmcontainmthismmanymnanoseconds.
A) 9.49mm107
B) 9.49mm109
C) 9.49mm10
12
D) 9.49mm10
10
E) 9.49mm108