填空题 在温度为830 K时,下列可逆反应及其平衡具有某些特殊性,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/2pldgzkwk1b.gif\">若 ">
时间:2017-01-02 14:35:20
填空题 在温度为830 K时,下列可逆反应及其平衡具有某些特殊性,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/2pldgzkwk1b.gif\">若起始浓度
[CO]为600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/yvl25sen0fo.gif\">、[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/wbyckkoyjnd.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ck4ma52fylq.gif\">,反应达平衡时,
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/2oqcxjrbdqk.gif\">;如果[CO]不变而将
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/vxxvqjcic3h.gif\">的起始浓度加大到
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/lmyegprujam.gif\">。则平衡时
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/rswn3g12rwz.gif\">。
请注意上述有关数据,总结出其中的规律,根据此规律,填写以下空白:
设830 K时,起始浓度[CO]为600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/y4er5ywgluf.gif\">,[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ivuhls5uphw.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ltvub04svkh.gif\">,反应达平衡时[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/zv2sf2qg2or.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/tsnfkfe5iep.gif\">
(1)当b不变,a减小,重新达平衡时,CO的转化率________,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/zxblahdig0c.gif\">的转化率________(均填“提高”、“降低”或“不变”)
(2)当a=5,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/kkxwdoaonwj.gif\">时,b=________;
(3)当a=b时600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/yneviolkiul.gif\">=________;
(4)当b=4,c=2时,a= _________;
(5)用以表示a、b、c之间关系的代数式为:_________。
填空题 在温度为830 K时,下列可逆反应及其平衡具有某些特殊性,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/2pldgzkwk1b.gif\">若起始浓度
[CO]为600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/yvl25sen0fo.gif\">、[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/wbyckkoyjnd.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ck4ma52fylq.gif\">,反应达平衡时,
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/2oqcxjrbdqk.gif\">;如果[CO]不变而将
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/vxxvqjcic3h.gif\">的起始浓度加大到
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/lmyegprujam.gif\">。则平衡时
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/rswn3g12rwz.gif\">。
请注意上述有关数据,总结出其中的规律,根据此规律,填写以下空白:
设830 K时,起始浓度[CO]为600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/y4er5ywgluf.gif\">,[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ivuhls5uphw.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/ltvub04svkh.gif\">,反应达平衡时[
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/zv2sf2qg2or.gif\">]为
600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/tsnfkfe5iep.gif\">
(1)当b不变,a减小,重新达平衡时,CO的转化率________,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/zxblahdig0c.gif\">的转化率________(均填“提高”、“降低”或“不变”)
(2)当a=5,600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/kkxwdoaonwj.gif\">时,b=________;
(3)当a=b时600)makesmallpic(this,600,1800);\' style=\"VERTICAL-ALIGN: middle\" border=\"0\" src=\"http://www_php168_com/91files/2016060705/yneviolkiul.gif\">=________;
(4)当b=4,c=2时,a= _________;
(5)用以表示a、b、c之间关系的代数式为:_________。
本题答案:(来源:91考试网 www.91exAm.org1)提高;降低
(2)4
(3)0.5
本题解析:
本题所属考点:【反应速率与平衡的有关计算】
本题难易程度:【一般】