CHEM 103 FINAL EXAM QUESTIONS AND ANSWERS 2025

CHEM 103 FINAL EXAM QUESTIONS
AND ANSWERS 2025
LewisAStructuresA-ACORRECTAANSWERS-
representsAtheAtransferAorAtheAsharingAofAelectronsAinAchemicalAbonds
octetAruleA-ACORRECTAANSWERS-
EVERYAATOMAWANTSA8AELECTRONSAINATHEIRAOUTERSHELL
ionicAbondingA-ACORRECTAANSWERS-
chemicalAbondAformedAthroughAtheAtransferAofAoneAorAmoreAelectronsAfromAoneAatomAorAg
roupAofAatomsAtoAanotherAgroupA

EXA:ANaBr
metalsA-ACORRECTAANSWERS-give
nonmetalsA-ACORRECTAANSWERS-take
oxidationAnumberA-ACORRECTAANSWERS-
theAsuperscriptAindicatingAtheAchargeAonAanAion
ionA-ACORRECTAANSWERS-atomAwithAeitherApositiveAorAnegativeAcharge
binaryAcompoundA-ACORRECTAANSWERS-
compoundsAinAwhichA2AelementsAareApresentA,AmetalAandAnonAmetalA-
AnonmetalAchangesAtoAide

ionizationAenergyA-ACORRECTAANSWERS-
energyArequiredAtoAremoveAtheAmostAloosleyAheldAelectronAfromAouterAshellA;AupAandAtoAth
eAright
polyatomicAmoleculeA-ACORRECTAANSWERS-nonmetalsAthatAformAoneAion
covalentAbondA-ACORRECTAANSWERS-sharingAofAelectronsA

EXA:ACO2
polyatomicAionsA-ACORRECTAANSWERS-AgAsilverAionA
FeA2+AferrousAionA
FeA3+AferricAion
CuA1+AcuprousAion
CuA2+AcupricAion
binaryAmoleculeA-ACORRECTAANSWERS-1stAwordA:AprefixAandAfullAname
2ndAwordA:AprefixAandAstemAandAide
monoA-ACORRECTAANSWERS-1
diA-ACORRECTAANSWERS-2
triA-ACORRECTAANSWERS-3
tetraA-ACORRECTAANSWERS-4
pentaA-ACORRECTAANSWERS-5
hexaA-ACORRECTAANSWERS-6
heptaA-ACORRECTAANSWERS-7
octaA-ACORRECTAANSWERS-8
enneaA-ACORRECTAANSWERS-9

,decaA-ACORRECTAANSWERS-10
bondingAelectronsA-ACORRECTAANSWERS-
pairsAofAvalenceAelectronsAthatAareAsharedAbetweenApairs
nonAbondingAelectronsA-ACORRECTAANSWERS-loneApairsAthat
areAnotAinvolvedAinAelectronAsharing
LinusAPaulingA-ACORRECTAANSWERS-NobelAprizeAChemist
electronegativityA-ACORRECTAANSWERS-
measureAofAatomsAattractionAforAelectronsAitAsharesAwithAanotherAatomAinAaAchemicalAbon
d
electronegativityAincreasesA-ACORRECTAANSWERS-leftAtoAright
electronegativityAdecreasesA-ACORRECTAANSWERS-topAtoAbottom
repulsionA-ACORRECTAANSWERS-
givesAmoleculeAshape,AdescribesAdistanceAb/wAbondingAandAnonAbondingApairsAofAelectro
ns
molecularAgeometryA-ACORRECTAANSWERS-
3AdimensionalAarrangementAofAatomAwithinAaAmolecule
VSEPRA-ACORRECTAANSWERS-valenceAshellAelectronApairArepulsionAtheoryA-
AsetAofAproceduresAforApredictingAaA3AdimensionalAgeometryAmolecule

NH4A-ACORRECTAANSWERS-ammoniumAwithA1Asuperscript
OHA1A-ACORRECTAANSWERS-hydroxide
NO2A-ACORRECTAANSWERS-nitriteAwithA-1Asuperscript
NO3A-ACORRECTAANSWERS-nitrateAwithA-1Asuperscript
C2H3O2A-ACORRECTAANSWERS-acetateAwithA-1Asuperscript
HCO3A-ACORRECTAANSWERS-bicarbonateAwithA-1Asuperscript
CO3A-ACORRECTAANSWERS-carbonateAwithA-2Asuperscript
SO3A-ACORRECTAANSWERS-sulfiteAwithA-2Asuperscript
SO4A-ACORRECTAANSWERS-sulfateAwithA-2Asuperscript
PO4A-ACORRECTAANSWERS-phosphateAwithA-3Asuperscript
CNA1A-ACORRECTAANSWERS-cyanide
molarAmassA-ACORRECTAANSWERS-sumAofAallAatomicAmassesAinAaAcompound
molesAconversionA-ACORRECTAANSWERS-divisionA
(AmassA)
overA
(AatomicAmassA)
gramsAconversionA-ACORRECTAANSWERS-multiplicationA
(moles)A(AatomicAmassA)
writeAbalancedAequationA-ACORRECTAANSWERS-stepA1
writeAgivenA-ACORRECTAANSWERS-stepA2
writeAunknownA-ACORRECTAANSWERS-stepA3
findAmolesAofAgivenA-ACORRECTAANSWERS-stepA4
determineAmoleAratioA-ACORRECTAANSWERS-stepA5
convertAmolesAtoAgramsA-ACORRECTAANSWERS-stepA6
limitingAreagentA-ACORRECTAANSWERS-
reagentAthatAisAusedAupAfirstA,AcalculateAmolesAofAeachAreagentA,AleastAamountAisAlimiting
stoichiometryA-ACORRECTAANSWERS-mass-
massArelationshipAquantileAstudyAofAchemicalAreaction

, bondApolarityA-ACORRECTAANSWERS-
measureAofAtheAdegreeAofAinAequalityAinAsharingAofAelectronsAbetweenA2AatomsAinAaAchemi
calAbond
nonApolarAbondA-ACORRECTAANSWERS-symmetricalAdistributionAofAelectronAchargeA

H2AN2
polarAbondA-ACORRECTAANSWERS-
aAbondAinAwhichAthereAisAanAunsymmetricalAdistributionAofAelectronAchargeA
HClAandACO
compressibilityA-ACORRECTAANSWERS-
measureAofAchangeAinAaAvolumeAdueAtoAaAchangeAinApressure
thermalAexpansionA-ACORRECTAANSWERS-
measureAofAchangeAinAaAvolumeAdueAtoAaAchangeAinAtemperature
kineticAenergyA-ACORRECTAANSWERS-
energyAthatAmatterApossessesAbecauseAofAtheAparticleAmotion
A-AENERGYAINAMOTION

potentialAenergyA-ACORRECTAANSWERS-
storedAenergyAthatAmatterApossessesAasAaAresultAofAitsAposition,AconditionAandA/AorAcompo
sitionA
-AENERGYAATAREST
electrostaticAinteractionA-ACORRECTAANSWERS-
anAattractionAorArepulsionAthatAoccursAbetweenAchargedAparticles
kineticAmolecularAtheoryAofAmatterA-ACORRECTAANSWERS-
explainsAphysicalAbehaviorAofAtheAthreeAstatesAofAmatter
whatAareAtheA5ApartsAofAtheAkineticAmolecularAtheoryAofAmatter?A-ACORRECTAANSWERS-
1.AmatterAisAcomposedAofAtinyAparticles
2.AparticlesApossessApotentialAenergy
3.AparticlesApossessAkineticAenergy
4.AvelocityAofAtheAparticlesAincreaseAasAtheAtemperatureAisAincreased
5.AparticlesAtransferAenergyAthroughAcollisions
solidA-ACORRECTAANSWERS-definiteAvolumeAandAdefiniteAshapeA
highAdensity
smallAcompressibility
liquidA-ACORRECTAANSWERS-definiteAvolumeAandAindefiniteAshape
highAdensity
smallAcompressibility
gasA-ACORRECTAANSWERS-indefiniteAvolumeAandAindefiniteAshape
lowAdensity
largeAcompressibilty
barometerA-ACORRECTAANSWERS-deviceAthatAmeasuresAatmApressure
760AmmHgAequalsA....A-ACORRECTAANSWERS-1.00Aatm
1.00AatmAequalsA......A-ACORRECTAANSWERS-1Atorr
14.7ApsiA-ACORRECTAANSWERS-1.00AatmAequalsA....
Boyle'sALawA-ACORRECTAANSWERS-
ifAtheAtemperatureAofAaAgasAisACONSTANT,AtheApressureAexertedAbyAtheAgasAvariesAinvers
elyAasAtheAvolume