[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fS0e1XsYpAjGUX557h0dpbcE6krDxTXnQCnHCEUwtswI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-06-07 14:44:46",193317275,[8,9,10,11],"0.1mol\u002FLHF PKa=3.18","0.1mol\u002FLHCN PKa=9.21","0.1mol\u002FLNH4Cl PKb(NH3)=4.75","0.1mol\u002FLNaAc PKa(HAc)=4.74",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},219,"162b765060e1d098fc6f28c02711ead5","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd4ceb085e7fb614315a0999b89440b7.jpg","分析化学","work_43209071","2024级药学1-4班《分析化学》期中复习题","下列溶液用酸碱滴定法能准确滴定的是()",[21,33,43,53,62,72,82,93,96,105],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-06-05 22:32:28",193317255,[26,27,28,29],"lgcMKMY&ge;6","lgcMKMY&ge;8","lgcMK&prime;MY&ge;6","lgcMK&prime;MY&ge;8","准确滴定单一金属离子的条件是( )","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":42,"source":31,"type":32},[],"2025-06-07 14:44:58",193317257,[38,39,40,41],"强酸性","中性","弱酸性","强碱性","高锰酸钾法滴定的溶液酸度是",{"answer":44,"createTime":45,"id":46,"options":47,"question":52,"source":31,"type":32},[],"2025-06-07 14:44:54",193317259,[48,49,50,51],"把CuSO4还原成单质Cu","还原Cu2+为Cu+","与Cu+形成CuI沉淀","防止I2挥发","碘量法测定CuSO4含量,试样溶液中加入过量的KI,下列叙述其作用错误的是",{"answer":54,"createTime":45,"id":55,"options":56,"question":61,"source":31,"type":32},[],193317262,[57,58,59,60],"pH=4~5","pH=3~7","pH=4~6","pH=5~6","某酸碱指示剂的KHIn=1.0&times;10-5,则指示剂的变色范围为",{"answer":63,"createTime":64,"id":65,"options":66,"question":71,"source":31,"type":32},[],"2025-06-03 12:04:42",193317265,[67,68,69,70],"掩蔽现象","封闭现象","僵化现象","配位现象","在EDTA滴定中当金属指示剂KMIn&gt;KMY时会产生",{"answer":73,"createTime":74,"id":75,"options":76,"question":81,"source":31,"type":32},[],"2025-06-07 14:44:53",193317268,[77,78,79,80],"基准物质可以标定标准溶液的浓度","只有基准物质才能直接配成标准溶液","只有基准物质才能配成标准溶液","已知准确浓度的试剂溶液称为标准溶液","下列说法错误的是",{"answer":83,"createTime":84,"id":85,"options":86,"question":92,"source":31,"type":32},[],"2025-06-07 14:44:56",193317271,[87,88,89,90,91],"微量分析","超微量分析","常量分析","半微量分析","痕量分析","试液体积取样量为1~10ml的分析方法称为",{"answer":94,"createTime":5,"id":6,"options":95,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":97,"createTime":84,"id":98,"options":99,"question":104,"source":31,"type":32},[],193317278,[100,101,102,103],"返滴定法","间接滴定法","直接滴定法","置换滴定法","测定碳酸钙含量时,加入准确过量的HCl标准溶液与其完全反应,剩余的HCl用NaOH溶液滴定,此滴定方式为",{"answer":106,"createTime":107,"id":108,"options":109,"question":114,"source":31,"type":32},[],"2025-06-07 14:44:59",193317281,[110,111,112,113],"25.00mL","25mL","25.0mL","25.000mL","用25mL的移液管移出的溶液体积应记为 ( )"]