CHEM 101 FINAL EXAM QUESTIONS WITH
CORRECT ANSWERS
IonicBCompoundB-BCORRECTBANSWERB-
aBcompoundBcomposedBofBpositiveBandBnegativeBionsBthatBareBcombinedBsoBthatBtheBnumbersBofB
positiveBandBnegativeBchargesBareBequal
CovalentBCompoundB-BCORRECTBANSWERB-
aBchemicalBcompoundBformedBbyBtheBsharingBofBelectrons
TheBIdealBGasBLawB-BCORRECTBANSWERB-PVB=BnRT.B
TellsByouBhowBaBgasBrespondsBtoBaBchangeBinBitsBphysicalBconditions.BchangeBP,BVBorBT,BandBtheBoth
ersBadjust
StoichiometryB-BCORRECTBANSWERB-
thatBportionBofBchemistryBdealingBwithBnumericalBrelationshipsBinBchemicalBreactions;BtheBcalcula
tionBofBquantitiesBofBsubstancesBinvolvedBinBchemicalBequations
ElectrolytesB-BCORRECTBANSWERB-
chemicalBsubstancesBthatBdevelopBanBelectricBchargeBandBareBableBtoBconductBanBelectricBcurrentB
whenBplacedBinBwater;Bions
StrongBAcidsB-BCORRECTBANSWERB-HCl,BHBr,BHI,BHNO3,BHClO4,BH2SO4
DissociatesBcompletelyBinBwater
WeakBAcidsB-BCORRECTBANSWERB-HF,BHCN,BHC2H3O2,BH2S,BH2CO3,BHClO
Doesn'tBdissociateBcompletelyBinBwater
, NetBIonicBEquationB-BCORRECTBANSWERB-
anBequationBforBaBreactionBinBsolutionBshowingBonlyBthoseBparticlesBthatBareBdirectlyBinvolvedBinBt
heBchemicalBchange
SpectatorBIonsB-BCORRECTBANSWERB-
ionsBthatBdoBnotBtakeBpartBinBaBchemicalBreactionBandBareBfoundBinBsolutionBbothBbeforeBandBafterB
theBreaction
AcidB-BCORRECTBANSWERB-
aBsubstanceBthatBincreasesBtheBhydrogenBionBconcentrationBofBaBsolution
BaseB-BCORRECTBANSWERB-eatBprotons
consumeBH+BionsBwhenBfinBwaterB
metalBhydroxidesBareBtheBmostBcommon
1stBLawBofBThermodynamicsB-BCORRECTBANSWERB-
TheBprincipleBofBconservationBofBenergy.BEnergyBcanBbeBtransferredBandBtransformed,BbutBitBcann
otBbeBcreatedBorBdestroyed.
2ndBLawBofBThermodynamicsB-BCORRECTBANSWERB-entropyBofBtheBuniverseBisBalwaysBincreasing
KineticBEnergyB-BCORRECTBANSWERB-energyBofBmotion
PotentialBEnergyB-BCORRECTBANSWERB-energyBstoredBdueBtoBanBobject'sBpositionBorBarrangement
EnthalpyB-BCORRECTBANSWERB-
theBamountBofBthermalBenergyBemittedBorBabsorbedBbyBaBchemicalBreaction,BunderBconditionsBofB
constantBpressure
CORRECT ANSWERS
IonicBCompoundB-BCORRECTBANSWERB-
aBcompoundBcomposedBofBpositiveBandBnegativeBionsBthatBareBcombinedBsoBthatBtheBnumbersBofB
positiveBandBnegativeBchargesBareBequal
CovalentBCompoundB-BCORRECTBANSWERB-
aBchemicalBcompoundBformedBbyBtheBsharingBofBelectrons
TheBIdealBGasBLawB-BCORRECTBANSWERB-PVB=BnRT.B
TellsByouBhowBaBgasBrespondsBtoBaBchangeBinBitsBphysicalBconditions.BchangeBP,BVBorBT,BandBtheBoth
ersBadjust
StoichiometryB-BCORRECTBANSWERB-
thatBportionBofBchemistryBdealingBwithBnumericalBrelationshipsBinBchemicalBreactions;BtheBcalcula
tionBofBquantitiesBofBsubstancesBinvolvedBinBchemicalBequations
ElectrolytesB-BCORRECTBANSWERB-
chemicalBsubstancesBthatBdevelopBanBelectricBchargeBandBareBableBtoBconductBanBelectricBcurrentB
whenBplacedBinBwater;Bions
StrongBAcidsB-BCORRECTBANSWERB-HCl,BHBr,BHI,BHNO3,BHClO4,BH2SO4
DissociatesBcompletelyBinBwater
WeakBAcidsB-BCORRECTBANSWERB-HF,BHCN,BHC2H3O2,BH2S,BH2CO3,BHClO
Doesn'tBdissociateBcompletelyBinBwater
, NetBIonicBEquationB-BCORRECTBANSWERB-
anBequationBforBaBreactionBinBsolutionBshowingBonlyBthoseBparticlesBthatBareBdirectlyBinvolvedBinBt
heBchemicalBchange
SpectatorBIonsB-BCORRECTBANSWERB-
ionsBthatBdoBnotBtakeBpartBinBaBchemicalBreactionBandBareBfoundBinBsolutionBbothBbeforeBandBafterB
theBreaction
AcidB-BCORRECTBANSWERB-
aBsubstanceBthatBincreasesBtheBhydrogenBionBconcentrationBofBaBsolution
BaseB-BCORRECTBANSWERB-eatBprotons
consumeBH+BionsBwhenBfinBwaterB
metalBhydroxidesBareBtheBmostBcommon
1stBLawBofBThermodynamicsB-BCORRECTBANSWERB-
TheBprincipleBofBconservationBofBenergy.BEnergyBcanBbeBtransferredBandBtransformed,BbutBitBcann
otBbeBcreatedBorBdestroyed.
2ndBLawBofBThermodynamicsB-BCORRECTBANSWERB-entropyBofBtheBuniverseBisBalwaysBincreasing
KineticBEnergyB-BCORRECTBANSWERB-energyBofBmotion
PotentialBEnergyB-BCORRECTBANSWERB-energyBstoredBdueBtoBanBobject'sBpositionBorBarrangement
EnthalpyB-BCORRECTBANSWERB-
theBamountBofBthermalBenergyBemittedBorBabsorbedBbyBaBchemicalBreaction,BunderBconditionsBofB
constantBpressure