[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fbJY3DP_x95tV4EVXGXjYNU5zanahNhcROJ05TNwhuxE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":14,"related":15,"source":26,"type":85},[],"2026-05-06 09:03:46",358828175,[8,9],"正确","错误",{"courseId":11,"courseImg":12,"courseName":13},"da18e1f8473403a9a819f14b4cfc85bc","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd526efe74bc5043695fb564246a08842.jpg","基础化学实验-","测定蔗糖的燃烧焓时,固体加入胶囊中可以保证燃烧充分",[16,28,37,46,55,64,73,82,86,91],{"answer":17,"createTime":18,"id":19,"options":20,"question":25,"source":26,"type":27},[],"2026-05-27 10:02:07",358828168,[21,22,23,24],"校正体系和环境之间热交换的影响","扣除点火丝燃烧所放出的那部分热量","氧弹绝热,必须校正所测量的温度值","温度变化太快,无法准确读取","在燃烧焓测定实验中,需用作图法求取反应前后真正的温度改变值&Delta;T,主要是因为( )","v1",0,{"answer":29,"createTime":18,"id":30,"options":31,"question":36,"source":26,"type":27},[],358828169,[32,33,34,35],"N2瓶绿色,H2瓶黑色,O2气瓶蓝色","N2瓶蓝色,H2瓶黑色,O2气瓶绿色","N2瓶黑色,H2瓶绿色,O2气瓶蓝色","N2瓶黑色,H2瓶蓝色,O2气瓶绿色","实验室常用的气体钢瓶的颜色为( )",{"answer":38,"createTime":18,"id":39,"options":40,"question":45,"source":26,"type":27},[],358828170,[41,42,43,44],"E&prime;F","EF&prime;","E&prime;F&prime;","EF","某物质燃烧反应的温差校正图如下所示.则线段( )表示由于样品燃烧使量热计温度升高的数值\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbbf317b0d34fbca3b62a504e5972aaac.png\">",{"answer":47,"createTime":18,"id":48,"options":49,"question":54,"source":26,"type":27},[],358828171,[50,51,52,53],"雷诺温差校正法","对消法","贝克曼温度计的调节方法","热分析法","在燃烧焓测定实验中,利用作图法计算温差的方法是( )",{"answer":56,"createTime":18,"id":57,"options":58,"question":63,"source":26,"type":27},[],358828172,[59,60,61,62],"EF&prime;代表环境辐射进来的热量所造成的温度升高","该量热计的绝热性能可能较好","E&prime;F&prime;线段代表样品燃烧使量热计温度升高的数值","O点是EF线段的中点","下图是某样品燃烧反应的温度校正图,下面说法正确的是( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8f4d9f8a2012186348190328e5549d4a.png\">",{"answer":65,"createTime":18,"id":66,"options":67,"question":72,"source":26,"type":27},[],358828173,[68,69,70,71],"5─4─3─1","1─5─4─2─3","2─5─1","2─5─4─1─3","开启气体钢瓶的操作顺序是( )(1) 顺时针旋紧减压器旋杆; (2) 反时针旋松减压旋杆;(3) 观测低压表读数; (4) 观测高压表读数; (5) 开启高压气阀",{"answer":74,"createTime":18,"id":75,"options":76,"question":81,"source":26,"type":27},[],358828174,[77,78,79,80],"其他选项措施都不对","封上石蜡","涂凡士林","垫上麻绳或面纱","氧气减压器与钢瓶连接口为防止漏气,应( )",{"answer":83,"createTime":5,"id":6,"options":84,"question":14,"source":26,"type":85},[],[8,9],3,{"answer":87,"createTime":5,"id":88,"options":89,"question":90,"source":26,"type":85},[],358828176,[8,9],"在测定燃烧焓时,样品更换时内筒的水不需要更换",{"answer":92,"createTime":5,"id":93,"options":94,"question":95,"source":26,"type":85},[],358828177,[8,9],"测定物质的燃烧焓时,装置氧弹钢瓶时,点火丝可以与燃烧匙接触"]