SO的精选

问题详情：已知某溶液含有Na＋、Ba2＋、Fe2＋三种阳离子，那么溶液中的*离子可能是()A．SO                 B．Cl－      C．OH－                 D．CO【回答】B知识点：铁和铁的化合物题型：选择题...

问题详情：下列说法不正确的是A．1molNH4+的质量为18g                         B．SO2的摩尔质量为64g·mol－1C．摩尔是描述物质所含微粒多少的物理量   D．一个水分子的质量约等于18/(6.02×1023)...

问题详情：通入水中所得溶液呈碱*的气体是  A．NH3            B．NO2            C．SO2             D．HCl【回答】A知识点：气体的制备及实验方案设计题型：选择题...

问题详情：下列说法不正确的是A．*气可用于合成*物                               B．SO2环境污染大，工业生产中没有价值C．纯碱在造纸工业中有着重要的应用          D．硫*铜可作泳...

问题详情：下列气体既易溶于水并且水溶液显碱*的是（   ）  A．NH3        B．HCl       C．SO2       D．CH4 【回答】A知识点：物质的分离提纯和检验题型：选择题...

问题详情：当溶液中有大量的H+和Ba2+时，下列离子中有可能大量存在的是（ ）A．SO         B．CO       C．Cl-          D．OH-【回答】C知识点：离子反应题型：选择题...

问题详情：________Iknow，hehasbeentotheUSAforfurtherstudy．（）A．Sofaras     B．Sofar   C．Aslongas  D．Assoonas【回答】A知识点：词组短语题型：选择题...

问题详情：下列有关物质*质的叙述正确的是（   ）A．明*和芒*均具有净水作用B．*水久置后，漂白*和**均增强C．SO2通入Ba(NO3)2溶液中有沉淀产生D．NH3通入AlCl3溶液至过量先沉淀后沉淀溶解【回答】【*】C【解析】A．明*水解生成的*...

问题详情：在KHSO4的稀溶液中和熔融状态下都存在的离子是()A．K＋ B．H＋ C．SO D．HSO【回答】A知识点：电离平衡题型：选择题...

问题详情：下列叙述中，正确的是()A．同质量的H2和Cl2含有的分子数相等B．SO的摩尔质量是96g·mol－1C．阿伏加德罗常数恰好为6.02×1023mol－1D．1molCO2的质量为44g/mol【回答】知识点：物质的量单元测试题型：选择题...

问题详情：在含有大量的Na+、OH﹣、NO3﹣，该溶液中还可能大量存在的离子是（）A．NH4+ B．H+  C．SO42﹣D．Mg2+【回答】【考点】离子共存问题．【分析】根据离子之间不能结合生成沉淀、气体、水、弱电解质等，则离子大量共存，以此来解答．【解...

问题详情：Hurryup，       youcan'tcatchtheearlybus．（）A．so  B．and      C．or【回答】C；知识点：连词题型：选择题...

问题详情： Thepriceofelectricityisonanupwardtrend,so______yourelectriccarwillsomehowburnabigholeinyourpocket.A.purchasing           B.charging        C.mending         D.han...

问题详情： So______hadhebeeninwatchingthecarpassingbythathedidn’tnoticehisfriends..A.disturbed       B.surprised        C.excited          D.absorbed【回答】D知识点：形容词题型：...

Someso-and-sohaspinchedmytowel.PeoplehavedonesoinallageshindusliveaccordingtoHinduismmuslimsliveaccordingtoIslamandso-and-solivesaccordingtosuch-and-suchism.Canalsobeassociatedwithanger,inwhichyouthin...

问题详情：--IreallyhopeIcangotoBeijingnextyear.--So______I.A.did            B.do          C.am          D.was 【回答】B知识点：倒装句题型：选择题...

问题详情：Teensarebusypeople.Theybalancehighschoolandfriends;someaddjobsandextracurricular(课外的)activitiestothemix. 36 Involveyourteenwithavarietyofactivitiesfromyourlifeandrelatethemtoyourteen’sex...

"Therestwere"so-so"or"unsure.Alasresultswereonlyso-so.Infact,manythingsandpeoplearejustso-so....

问题详情：---Iwanttoknowifyoursonwillgotothezoo.Ifyoursondoes,so__________.---Well,heisgladtobethere.              does                mine             mine【...

问题详情： ZhouHualikesdrawing,so________Ann.   A.is      B.does    C.was    D.do【回答】B知识点：相似相近词比较题型：选择题...

Thisissososotrueforme.Heplaystennisonlysoso.Infact,love,notjustsoso."How'sbusiness?""Oh,onlysoso."Ineverdidseeanythingsoslenderandsofine,sosoftandsoneat.OK.I'msosorry.YetsopleasingthePain,sosoft...

问题详情：—TheyhavebeentoAustralia.—So_____I.                    been                                            【回答】D 此句为so引导...

Heinquiredaboutthevarieties,specificationsandprice,andsoonandsoforth.seenmanybeautifulplacesandmadealotoffriendsandsoonandsoforth.Andsoonandsoforth...Beforeweareforgotten,wewillbeturnedintokitsch.Supp...

Infact,love,notjustsoso.TheywereSpanishpuddings,tastedjustsoso!ButItellyou,thisswordisjustsoso.Mygradeisjustsoso,butI'mnotworried.Lifeisjustsoso,keeppositivemood,againstthesun,allthewayforward.Theyca...

问题详情：Somefriendsinviteyouoverandserveyouadeliciousdinner. Someonelendsyouhiscarwhilethere’ssomethingwrongwithyours.Youaresick,andafriendbringsyouamealandcaresforyou.Howdoyoushowyourgratitude(感谢...