[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fSy-DV8HLAjwLn5xRzAV67mXLKOVySzH6tMByyU98mdU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2025-12-16 16:23:44",268638296,[8,9,10,11],"向短波方向移动","向长波方向移动","不左右移动,但峰高改变","既不左右移动,也不改变峰高",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","符合Lambert-Beer定律的某有色溶液,当其浓度改变时,吸收曲线上的最大吸收峰的位置",[18,29,38,47,56,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],268638292,[22,23,24,25],"900mg·L-1","90mg·L-1","9mg·L-1","0.9mg·L-1","某吸光物质(Mr=180)的ε=6×103L·mol-1·cm-1,稀释10倍后,在1cm吸收池中测得吸光度为0.30,则原溶液的质量浓度为","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],268638293,[33,34,35,36],"0.151","0.301","0.500","0.602","将某波长的单色光通过厚度为1cm的溶液时,透射光强度为入射光强度的1\u002F2,若该溶液厚度为2cm时,吸光度应为",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],268638294,[42,43,44,45],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F93199b81b4be609b9dce7556b916bd48.png\">=M","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff937d912cc01788a20718b8e2262f521.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe5d4a1d4c98c30b49a948bc927011742.png\">M","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff937d912cc01788a20718b8e2262f521.png\">M","质量吸光系数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F69a48fefd33cd6160c31522a819600e5.png\">与摩尔吸光系数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8a9e292beba29d65e7a51918f1f4419a.png\">的关系可用下式表示",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],268638295,[51,52,53,54],"c(A)=c(B)","2c(A)=c(B)","c(A)=2c(B)","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b69ad4ddbe769dbbaeea75dcea2512b.png\">= c(B)","符合Beer定律的某有色物质的两种不同浓度的溶液A和B,在同一波长处进行测量,当A溶液用1cm吸收池,B溶液用2cm吸收池时,测得的吸光度相同,则A和B溶液浓度间的关系为",{"answer":57,"createTime":5,"id":6,"options":58,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],268638297,[63,64,65,66],"0","1","100","∞","分光光度计显示透光率T为0时,相应的吸光度A为",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],268638298,[72,73,74,75],"入射光波长为260nm","溶液中待测物浓度为2mol·L-1","测定时温度为40℃","溶液中吸光物质稳定","下列哪种情况下,Lambert―Beer定律不能成立",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],268638299,[81,82,83,84],"该定律仅适合于可见光区的单色光","该定律只能用于有色物质测定","其它条件一定,入射光波长改变,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8a9e292beba29d65e7a51918f1f4419a.png\"> 和A都会改变","其它条件一定,被测溶液浓度改变,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8a9e292beba29d65e7a51918f1f4419a.png\"> 和A都会改变","关于Lambert―Beer定律,下列叙述正确的是",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],268638300,[90,91,92,93],"消除仪器的测量误差","消除溶剂及显色剂等对入射光的吸收","消除溶液偏离Beer定律引起的误差","掩蔽干扰离子","分光光度法中采用试剂空白的目的是",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],268638301,[99,100,101,102],"①100,②0","①0,②100","①0,②∞","①∞,②0","当空白溶液置入光路时应调节分光光度计使①T,②A分别为"]