[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fohQJqoJtKkJ8rB8eYTXT5sZ5bEB__XWhXTJEmYqdrPQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-11-17 01:50:45",166178313,[8,9,10,11],"电位滴定法","库仑滴定法","电导滴定法","电流滴定法",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},15,"802dbdf510d4f043de0b4d68789726f8","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff718c247a27a51a23a389d949c963b0c.png","分析化学","work_38738415","第7章作业(电位法和永停滴定法)","电位法可分为直接电位法和( )",[21,33,42,51,60,63,72,81,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-11-17 15:43:01",166178309,[26,27,28,29],"掩蔽剂","缓冲溶液","标准溶液","TISAB","电位法中为控制溶液离子强度一致,可向溶液中加入( )","v1",0,{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":31,"type":32},[],166178310,[37,38,39,40],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdfef3350822d3677b864b3ede96a03c9.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F87edbf74d0a43a3009f3bb2f65dfc883.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F71fe09627bc65bbfb130215a84172f37.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd480ba408044273180b03ccce4fabdb8.png\">","根据下表中的电位滴定数据,下列选项中滴定终点体积计算公式正确的是( ) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa94187553e368fad843a54119dc2686b.png\">",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],166178311,[46,47,48,49],"金属电极电位的产生是由于离子在溶液中发生扩散","金属越活泼 ,溶液越稀,金属电极电位值越负","金属电极电位的产生是由于电子在相界面上发生转移","金属越不活泼,溶液越浓,金属电极电位值越正","下列关于金属电极电位的叙述错误的是 ( )",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],166178312,[55,56,57,58],"内外参比电极不同","内外玻璃膜表面物理性能不同","内外溶液中H+浓度不同","内外溶液的H+活度系数不同","pH玻璃电极产生的不对称电位主要来源于( )",{"answer":61,"createTime":5,"id":6,"options":62,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":31,"type":32},[],166178314,[67,68,69,70],"锌电极和铜电极","银电极和银-氯化银电极","饱和甘汞电极和pH玻璃电极","甘汞电极和玻璃电极","测定溶液的pH常用的参比电极和指示电极分别是( )",{"answer":73,"createTime":23,"id":74,"options":75,"question":80,"source":31,"type":32},[],166178315,[76,77,78,79],"电极电位","残余液接电位","不对称电位","液接电位","玻璃电极在使用前应用蒸馏水浸泡24小时以上,其目的是为了消除下列哪项不确定因素的影响( )",{"answer":82,"createTime":23,"id":83,"options":84,"question":89,"source":31,"type":32},[],166178316,[85,86,87,88],"标准缓冲溶液与待测溶液的温度相同","将玻璃电极在使用前用蒸馏水浸泡24小时以上","保持溶液的pH值在1~9之间","所选标准缓冲液pHs值应尽量与待测溶液pHx值接近","电位分析法中为消除不对称电位的影响,下列措施中正确的是( )",{"answer":91,"createTime":23,"id":92,"options":93,"question":98,"source":31,"type":32},[],166178317,[94,95,96,97],"零、最大值、拐点","零、拐点、最大值","拐点、最大值、零","拐点、零、最大值","在电位滴定中,以E-V、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0b06ed8b56bdd5a6a3b5335d15506223.png\"> 、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4e89ff8542b895e32272274eac1801ea.png\"> 作图,E、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Feeb488565086ed568d8b3fd3f26aaca4.png\"> 、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0eab86906a270dead060f98f4b76b8fa.png\"> 值分别为多少时所对应的体积V为滴定终点体积( )",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":31,"type":32},[],166178318,[103,104,105,106],"电极电位的产生基于电子在相界面上发生转移","其电极电位的本质为相界电位","以金属为基体","电极电位的产生基于响应离子在敏感膜上发生交换和扩散","下列关于金属基电极的描述错误的是 ( )"]