资源描述:
《不同温度下无机盐在水中的溶解度》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、AQUEOUSSOLUBILITYOFINORGANICCOMPOUNDSATVARIOUSTEMPERATURESThesolubilityofover300commoninorganiccompoundsinThesolubilityofsparinglysolublecompoundsthatdonotap-wateristabulatedhereasafunctionoftemperature.Solubilityispearinthistablemaybecalculatedfromthedatainthetabledefinedasthecon
2、centrationofthecompoundinasolutionthat“SolubilityProductConstants”.Solubilityofinorganicgasesmayisinequilibriumwithasolidphaseatthespecifiedtemperature.befoundinthetable“SolubilityofSelectedGasesinWater”.InthistablethesolidphaseisgenerallythemoststablecrystallineCompoundsarelisted
3、alphabeticallybychemicalformulainthephaseatthetemperatureinquestion.Anasterisk*onsolubilitymostcommonlyusedform(e.g.,NaCl,NHNO,etc.).43valuesinadjacentcolumnsindicatesthatthesolidphasechangesbetweenthosetwotemperatures(usuallyfromonehydratedphasetoanotherorfromahydratetotheanhydro
4、ussolid).Insuchcasestheslopeofthesolubilityvs.temperaturecurvemayshowadis-Referencescontinuity.Allsolubilityvaluesareexpressedasmasspercentofsolute,1.SolubilityDataSeries,InternationalUnionofPureandAppliedChemistry.Volumes1to53werepublishedbyPergamonPress,100⋅w,where2Oxford,from19
5、79to1994;subsequentvolumeswerepublishedbyOxfordUniversityPress,Oxford.Thenumberfollowingthecolonisw=m/(m+m)2212thevolumenumberintheseries.andmisthemassofsoluteandmthemassofwater.Thisquan-2.Clever,H.L.,andJohnston,F.J.,J.Phys.Chem.Ref.Data,9,751,211980.tityisrelatedtoothercommonmea
6、suresofsolubilityasfollows:3.Marcus,Y.,J.Phys.Chem.Ref.Data,9,1307,1980.4.Clever,H.L.,Johnson,S.A.,andDerrick,M.E.,J.Phys.Chem.Ref.Molarity:c=1000ρw/M222Data,14,631,1985.Molality:m=1000w/M(1-w)22225.Clever,H.L.,Johnson,S.A.,andDerrick,M.E.,J.Phys.Chem.Ref.Molefraction:x=(w/M)/{(w/
7、M)+(1-w)/M}2222221Data,21,941,1992.Massofsoluteper100gofH2O:r2=100w2/(1-w2)6.Söhnel,O.,andNovotny,P.,DensitiesofAqueousSolutionsofInorganicSubstances,Elsevier,Amsterdam,1985.HereM2isthemolarmassofthesoluteandM1=18.015g/molis7.Krumgalz,B.S.,MineralSolubilityinWateratVariousTemperat
8、ures,themolarmassofwater.ρisthede