MODULE 1-CHEM 103 CORRRECT QUESTIONS & ANSWERS

MODULE 1-CHEM 103 CORRRECT
QUESTIONS & ANSWERS
AccuracyD-DCORRECTDANSWER-howDcloseDaDmeasurementDisDtoDtheDtrueDvalue

PrecisionD-DCORRECTDANSWER-
aDmeasureDofDhowDcloseDaDseriesDofDmeasurementsDareDtoDoneDanother

AllDnonzeroDdigitsD-DCORRECTDANSWER-areDsignificant

ZerosDthatDappearDin-betweenDnon-zeroDdigitsD-DCORRECTDANSWER-areDsignificant

LeadingDZerosDareD_____________DsignificantD-DCORRECTDANSWER-never

TrailingDzerosDareD-DCORRECTDANSWER-SignificantDONLYDifDtheDdecimalDpointDisDspecified

addingDandDsubtractingDsigDfigsD-DCORRECTDANSWER-leastDnumberDofDDECIMALDplaces

multiplyingDandDdividingDsigDfigsD-DCORRECTDANSWER-leastDnumberDofDSIGDFIGS

MegaD(M)D-DCORRECTDANSWER-10^6D(1,000,000)

kiloD(k)D-DCORRECTDANSWER-10^3D(1,000)

centiD(c)D-DCORRECTDANSWER-10^-2D(.01)

milliD(m)D-DCORRECTDANSWER-10^-3mD(0.001)

microD(μ)D-DCORRECTDANSWER-10^-6D(0.000001)

nanoD(n)D-DCORRECTDANSWER-10^-9D(0.000000001)

AngstromD(Å)D-DCORRECTDANSWER-10^-10Dmeters

AngstromD-DCORRECTDANSWER-aDmeasureDofDlengthDthatDisDequalDtoD10^-10Dm.

picoD(p)D-DCORRECTDANSWER-10^-12D(0.000000000001)

DensityD-DCORRECTDANSWER-mass/volumeDORDm/v

1mL=D-DCORRECTDANSWER-1cm^3

extensiveDpropertiesD-DCORRECTDANSWER-
dependDonDtheDamountDofDmatterDthatDisDpresentDex.Dvolume,Dmass,DandDtheDamountDofDenergy

intensiveDpropertiesD-DCORRECTDANSWER-
doDnotDdependDonDtheDamountDofDmatterDpresentD(meltingDpoint,DboilingDpoint,Ddensity)