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1江西省2023-2024学年度七年级阶段性练习（一）化学试卷答案

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C.Itisacarnivorousplanteasytofind.D.Itisthekeytoincreasingfoodproduction.32.31.Whatisthebesttitleforthetext?A.AnewlyfoundplantkillinginsectsB.AnewwaytofreeplantsfrominsectsC.Aspecialplantprovedusefulonfarms33.D.AnewspeciesreportedtobenutritiousDLately,I'vebeentravellingtheworld.NolongeramIwakingupinplacesfarfrommy34home,tiredfromalatenightofwritingdownthestoriesIcollectedthedaybefore.Thingsaredifferentnow,andeachdaymytravelsbeginlikethis:Isitdownatmydiningtable,usuallyearlyinthemorningorlateatnightwhennobodyelseisawake,andIlistentotheradio.Theradiostationisalwaysfromsomewherethatisn'thereinNewYork,andmostoftenit都comesfromafree-to-usewebsitecalledRadioGarden.Moveyourmouseandmaybeyou'lllandinBujumbura,Burundi;inDibrugarh,India;orontheedgeoftheSouthPacific.Seeminglynomatterhowlargeorsmallthebroadcaster,ifitemitsasignalonline,itcanappearonthesiteandyoucanlistentoit.Duringthepandemic(大流行病)，RadioGarden,nowavailableasanapptoo,hasflourished,attimesdrawingasmanyas15millionmonthlylisteners."Wereceivedmanyheartwarmingemailsfrompeoplestuckathomeexpressingtheirgratitudefortheservice,"saysJonathanPuckey,thesite'sfounder.RadioGardenbeganasaprojectattheNetherlandsInstituteforSoundandVision,wheredesignersandcomputerprogrammersoverlaidstationstreamswiththeirgeolocation()ona3-Dmapoftheworld.Theresultistransportinginmorewaysthanone.DroppinginoncountrieslikeColombia,I'vehadflashbackstotripspast-romanticaccordionmusicrecallingbusridesonruralroadsthroughtheheartofVallenatoandCumbiaworld.WhereontheRadioGardenglobewillyouvisitfirst?Forme,thrillingasitistodropinonOuagadougouorUlaanbaatarortheAzores,it'sallaboutpersonalhistory:IwasbornandraisedinNewYork,butmyfamilyisfromeverywhere-LatinAmerica,theMiddleEast,andplacesinbetween.Myancestorsweremerchantswhotradedingoodsandincultures.Now,becauseoftheirwanderings,piecesofsixlanguagesstillflyacrossourdinnertables.ThankstoRadioGarden,myfamilycancrossplanesofspaceandtimewithoutworry!31<【23新教材老高考·JD·英语】1

D、E原子的分数坐标分别为。该六方石墨晶体的密度为gcm^-3。(1)设计实验证明滤液1中有Fe^2+

5.下列离子反应方程式书写错误的是(CA.AgCl1浊液中通人H2S变黑::2AgCl+H2SAg2S+2H^++2ClB.向硝酸银溶液中滴加过量稀氨水:Ag^++2NH3H2O=[Ag(NH3)2]^++2H2OC.向碳酸钠溶液中通人等物质的量的氯气::Cl2+CO3^2-+H2O一Cl^-+HCO3^-+HClOD.用亚硫酸钠溶液吸收过量氯气:3SO3^2-+Cl2+H2O2HSO3^-+2Cl^-+SO4^2-

1江西省2023-2024学年度七年级阶段性练习（一）化学