[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fi8WMKiTWuPqsjxdsdv0TfWo3nmrMAEfzJ3nhvlPQqqI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-11-09 22:49:27",165231007,[8,9,10,11],") 0 级反应",") 1 级反应",") 2 级反应",") 3 级反应",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},64,"4764026da847397b675a6e3a7c664678","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F90c5da559019355a6f7c9be943e9d2fd.jpg","物理化学B(II)","work_38262038","第十一章作业","某反应无论反应物的起始浓度如何,完成 65% 反应的时间都相同,则反应的级数为",[21,32,41,50,55,58,67,76,85,94],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],165231003,[25,26,27,28],") p(A)-p(B)",") p-2p(A)",") p-p(B)",") 2(p-p(A))-p(B)","气相反应 A + 2B → 2C,A 和 B 的初始压力分别为 p(A)和 p(B),反应开始时并无 C,若 p 为体系的总压力,当时间为 t 时,A 的分压为","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],165231004,[36,37,38,39],") 单分子",") 双分子",") 三分子",") 不能确定","如果反应 2A + B = 2D 的速率可表示为:r = -1\u002F2 d[A]\u002Fdt = - d[B]\u002Fdt = 1\u002F2d[D]\u002Fdt 则其反应分子数为: }",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],165231005,[45,46,47,48],") 一级反应",") 二级反应",") 零级反应",") 三级反应","某反应进行完全所需时间是有限的,且等于 c0\u002Fk,则该反应是",{"answer":51,"createTime":5,"id":52,"options":53,"question":54,"source":30,"type":31},[],165231006,[47,45,46,48],"某反应 A → B,反应物消耗 3\u002F4 所需时间是其半衰期的 5 倍,此反应为",{"answer":56,"createTime":5,"id":6,"options":57,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":30,"type":31},[],165231008,[62,63,64,65],") 4.5%",") 90%",") 11%",") 50%","一个反应的活化能是33 kJ·mol-1, 当 T = 300 K 时,温度每增加1K,反应速率常数增加的百分数约是",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":30,"type":31},[],165231009,[71,72,73,74],") 简单反应",") 单分子反应",") 复杂反应",") 上述都有可能","已知某反应的级数为一级,则可确定该反应一定是",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":30,"type":31},[],165231010,[80,81,82,83],") t = ln(k1\u002Fk2)",") t =1\u002F(k1-k2)×ln(k1\u002Fk2)",") t = 1\u002F(k1+k2)×ln[2k1\u002F(k1-k2)]",") t= 1\u002F(k1+k2)×ln[k1\u002F(k1-k2)]","1-1 级对峙反应\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8160ef4efe40b93fd24d6ebb416af7dc.jpg\">由纯 A 开始反应,当进行到 A 和 B 浓度相等的时间为: (正、逆向反应速率常数分别为 k1 ,k2)",{"answer":86,"createTime":5,"id":87,"options":88,"question":93,"source":30,"type":31},[],165231011,[89,90,91,92],") 提高反应温度",") 延长反应时间",") 加入适当催化剂",") 降低反应温度","反应 A \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2d1e221eb988b639db204197be6f0e69.jpg\">B (I);A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fce0c7bdb4743fe7c018a461cda2e6ccc.jpg\"> D (II),已知反应 I 的活化能 E1大于反应 II 的活化能 E2,以下措施中哪一种不能改变获得 B 和 D 的比例",{"answer":95,"createTime":5,"id":96,"options":97,"question":102,"source":30,"type":31},[],165231012,[98,99,100,101],") 对任何反应在任何温度范围内",") 对某些反应在任何温度范围内",") 对任何反应在一定温度范围内",") 对某些反应在一定温度范围内","化学反应速率常数的 Arrhenius 关系式能成立的范围是"]