填空题  (16分)化学学科中的平衡理论主要内600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/z2yzhx0gm4z.png\" style=\"vertical-align:middle;\">容包括：化学平衡、电离平衡、水解平衡和
溶解平衡等四种，且均符合勒夏特列原理。请回答下列问题：
(1)一定温度下，在一个固定容积的密闭容器中，可逆反应
A(g)+2B(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">4C(g) △H>0达到平衡时，c(A)=2mol／L，c(B)=7mol／L，c(c)
=4mol／L。试确定B的起始浓度c(B)的取值范围是      & #160;                   ；若改变
条件重新达到平衡后体系中C的体积分数增大，下列措施可行的是                 。
①增加C的物质的量②加压   ③升温④使用催化剂
(2)反应C(s)+CO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">2CO(g)平衡常数K的表达式为                 ；
已知C(s)+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">0(g)t600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">CO(g)+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\"> (g)的平衡常数为K1；H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g)+CO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">C0(g)
+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">0(g)的平衡常数为恐，则K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3z5odkssw0c.png\" style=\"vertical-align:middle;\">与K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3z5odkssw0c.png\" style=\"vertical-align:middle;\">、K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">二者的关系为                。
(3)已知某温度下，反应2SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">+0600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">2S0600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/zassqe3phx1.png\" style=\"vertical-align:middle;\">的平衡常数K=19。在该温度下的体积
固定的密闭容器中,co(SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">)=lmol·L600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">c0(O600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">)=1mol·L600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">，当反应在该温度下SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">转化率
为80％时，该反应        (填“是”或“否”)达到化学平衡状态，若未达到，向600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/df5mhynrt1u.png\" style=\"vertical-align:middle;\">        
(填“正反应”或“逆反应”)方向进行。
(4)对于可逆反应：aA(g)+bB(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">cC(g)+riD(g)△H=600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/v5i2e52snzi.png\" style=\"vertical-align:middle;\">kJ·mol600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">；若600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/w24s1tz5fcb.png\" style=\"vertical-align:middle;\">+b>
c+d，增大压强平衡向      (填“正反应”或“逆反应”)方向移动；若升高温度，平衡向
逆反应方向移动，则600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/v5i2e52snzi.png\" style=\"vertical-align:middle;\">     0(填“>”或“<”)。

填空题  (16分)化学学科中的平衡理论主要内600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/z2yzhx0gm4z.png\" style=\"vertical-align:middle;\">容包括：化学平衡、电离平衡、水解平衡和
溶解平衡等四种，且均符合勒夏特列原理。请回答下列问题：
(1)一定温度下，在一个固定容积的密闭容器中，可逆反应
A(g)+2B(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">4C(g) △H>0达到平衡时，c(A)=2mol／L，c(B)=7mol／L，c(c)
=4mol／L。试确定B的起始浓度c(B)的取值范围是                          ；若改变
条件重新达到平衡后体系中C的体积分数增大，下列措施可行的是                 。
①增加C的物质的量②加压   ③升温④使用催化剂
(2)反应C(s)+CO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">2CO(g)平衡常数K的表达式为                 ；
已知C(s)+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">0(g)t600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">CO(g)+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\"> (g)的平衡常数为K1；H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g)+CO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">C0(g)
+H600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">0(g)的平衡常数为恐，则K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3z5odkssw0c.png\" style=\"vertical-align:middle;\">与K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3z5odkssw0c.png\" style=\"vertical-align:middle;\">、K600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">二者的关系为                。
(3)已知某温度下，反应2SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">+0600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">2S0600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/zassqe3phx1.png\" style=\"vertical-align:middle;\">的平衡常数K=19。在该温度下的体积
固定的密闭容器中,co(SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">)=lmol·L600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">c0(O600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">)=1mol·L600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">，当反应在该温度下SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/21xwkjqsr1n.png\" style=\"vertical-align:middle;\">转化率
为80％时，该反应        (填“是”或“否”)达到化学平衡状态，若未达到，向600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/df5mhynrt1u.png\" style=\"vertical-align:middle;\">        
(填“正反应”或“逆反应”)方向进行。
(4)对于可逆反应：aA(g)+bB(g) 600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/mpql5444w4g.png\" style=\"vertical-align:middle;\">cC(g)+riD(g)△H=600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/v5i2e52snzi.png\" style=\"vertical-align:middle;\">kJ·mol600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/3qz4wihyqkc.png\" style=\"vertical-align:middle;\">；若600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/w24s1tz5fcb.png\" style=\"vertical-align:middle;\">+b>
c+d，增大压强平衡向      (填“正反应”或“逆反应”)方向移动；若升高温度，平衡向
逆反应方向移动，则600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060703/v5i2e52snzi.png\" style=\"vertical-align:middle;\">     0(填“>”或“<”)。
本题答案：
600)makesmallpic(this,600,1800);\' src=\"http://www. 91exa
本题解析：略

本题所属考点：【化学平衡】
本题难易程度：【困难】

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