Chemistry -- Terms and Definitions Questions And Answers

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Chemistry -- Terms and Definitions Questions And Answers

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Institution Chemistry -- Terms And Definitions

Course Chemistry -- Terms and Definitions

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Chemistry -- Terms and Definitions Questions And Answers Chemistry -- Terms and Definitions Questions And Answers Chemistry -- Terms and Definitions Questions And Answers

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Chemistry -- Terms and Definitions
Questions And Answers
absoluteazeroa-aCORRECTaaANSWER-
thealowestapossibleatemperature;atheatemperatureaatawhichamoleculesaceaseatoavibrate;a-
273.15aC

accuracya-aCORRECTaaANSWER-
theameasureaofahowacloseaaameasurementaisatoatheaactual,aexactavalue

analyticalachemistrya-aCORRECTaaANSWER-
theabranchaofachemistryawhichadealsawithaidentifyingawhichasubstancesaareapresentainamat
erialsaandahowamuchaofaeachaisapresent

aniona-aCORRECTaaANSWER-anaatomaoramoleculeawhichahasaanaoverallanegativeacharge

atoma-aCORRECTaaANSWER-smallestaparticleaofaanaindividualaelement

atomicamassanumbera-aCORRECTaaANSWER-
theanumberaofaprotonsaandaneutronsainaanaatom'sanucleus

atomicamassaunitsa-aCORRECTaaANSWER-
theastandardabyawhichatheamassaofaanaatomaisameasured,aoneaunitaofawhichabeinga1/12aofat
heamassaofaanaatomaofaC-12

atomicanumbera-aCORRECTaaANSWER-theanumberaofaprotonsainaanaatom'sanucleus

biochemistrya-aCORRECTaaANSWER-
theabranchaofachemistryawhichadealsawithatheastudyaofalivingaorganisms

boilingapointa-aCORRECTaaANSWER-
theatemperatureaatawhichaaaliquidamayabeaevaporated

, cathodearaysa-aCORRECTaaANSWER-
theanegativelyachargedaraysaproducedainaaacathodearayatubeaoragasadischargeatube,acomp
osedaofaaabeamaofaelectrons

cationa-aCORRECTaaANSWER-anaatomaoramoleculeawhichahasaanaoverallapositiveacharge

Celsiusa-aCORRECTaaANSWER-
aaunitaofameasuringatemperatureainawhichatheafreezingapointaofawateraisa0adegreesaandathea
boilingapointaofawateraisa100adegrees

centi-a-aCORRECTaaANSWER-metricaprefixameaninga"hundredth"

chemicalachangea-aCORRECTaaANSWER-
changeainawhichaaasubstanceabecomesaaadifferentasubstanceawithadifferentacomposition/pr
operties

chemicalaformulasa-aCORRECTaaANSWER-
symbolicarepresentationsawhichaspecifyatheaelementsapresentainaaacompoundaasawellaasath
earelativeanumbersaofaatomsaofaeachaelementapresent

chemicalapropertiesa-aCORRECTaaANSWER-
propertiesawhichadescribeahowamatterareactsatoachangeaintoaotherachemicallyadifferentasub
stancesahavingadifferentaproperties

chemicalareactiona-aCORRECTaaANSWER-
aachemicalachangearesultingafromaaacollisionabetweenaatomsaoramolecules

Chemistrya-aCORRECTaaANSWER-
theabranchaofascienceathatadealsawithatheastudyaofatheacomposition,astructure,aandaproperti
esaofamatteraandatheachangesawhichamatteraundergoes

chromatographya-aCORRECTaaANSWER-
aatechniqueausedatoaseparateacomponentsaofamixturesabasedaonatheiradifferingasolubilitiesa
orainteractionsawithaaastationaryaliquidaorasolid

compounda-aCORRECTaaANSWER-
aasubstanceawhichacanabeadecomposedabyachemicalameansaintoasimplerasubstances

densitya-aCORRECTaaANSWER-massaperaunitavolumeaofaaasubstance

distillationa-aCORRECTaaANSWER-
meansabyawhichahomogeneousamixturesainaliquidaformamayabeaseparated

electronsa-aCORRECTaaANSWER-
theasubatomic,anegativelyachargedaparticlesawhichasurroundatheanucleusaofaanaatom

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Uploaded on: March 20, 2025
Number of pages: 7
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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