选择题 下列装置或 操作能达到实验目的的是?????????????????[???? ]
A.构成铜锌原电池600)makesmallpic(this,600,1800);\' style=\"WIDTH: 193px; HEIGHT: 104px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_c ">
时间:2017-01-06 16:48:44
选择题 下列装置或 操作能达到实验目的的是?????????????????[???? ]
A.构成铜锌原电池600)makesmallpic(this,600,1800);\' style=\"WIDTH: 193px; HEIGHT: 104px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/dmvn0ikuzl0.png\">????
B.检查装置气密性600)makesmallpic(this,600,1800);\' style=\"WIDTH: 76px; HEIGHT: 119px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/3wxamzlmjxw.png\">???
C.吸收HCl尾气600)makesmallpic(this,600,1800);\' style=\"WIDTH: 101px; HEIGHT: 126px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/ifnnhqj4elp.png\">???
D.稀释浓硫酸600)makesmallpic(this,600,1800);\' style=\"WIDTH: 85px; HEIGHT: 130px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/flfqmswcq1b.png\">
选择题 下列装置或操作能达到实验目的的是?????????????????[???? ]
A.构成铜锌原电池600)makesmallpic(this,600,1800);\' style=\"WIDTH: 193px; HEIGHT: 104px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/dmvn0ikuzl0.png\">????
B.检查装置气密性600)makesmallpic(this,600,1800);\' style=\"WIDTH: 76px; HEIGHT: 119px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/3wxamzlmjxw.png\">???
C.吸收HCl尾气600)makesmallpic(this,600,1800);\' style=\"WIDTH: 101px; HEIGHT: 126px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/ifnnhqj4elp.png\">???
D.稀释浓硫酸600)makesmallpic(this,600,1800);\' style=\"WIDTH: 85px; HEIGHT: 130px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060706/flfqmswcq1b.png\">
本题答案:B
本题解析:
本题所属考点:【综合实验来源:91考试网 91EXAm.org方案的设计与评价】
本题难易程度:【一般】