现有下列仪器:烧杯、铁架台(带铁圈)、漏斗、酒精灯、玻璃棒、

现有下列仪器:烧杯、铁架台(带铁圈)、漏斗、酒精灯、玻璃棒、蒸发皿和蒸馏烧瓶,从缺少玻璃仪器的角度分析,不能进行的实验项目是         

A过滤        B蒸发        C.萃取 、分液       D溶解

答案

C

相关题目

如图,长为12cm的弹性皮筋直放置在x轴上,固定两端A和B,然
如图,长为12cm的弹性皮筋直放置在x轴上,固定两端A和B,然后把中点C向上拉升8cm至D点,则弹性皮筋被拉长了 .
(2010四川乐山)下列因式分解:①;②;③;④. 其中正确
(2010四川乐山)下列因式分解:①;②;③;④. 其中正确的是_______.(只填序号)
His grandmother _____ for two years. A.died                  
His grandmother _____ for two years. A.died                     B.has died                     C.has been dead    
____ nearly all behavior is learned behavior is a basic assumption of social sci
____ nearly all behavior is learned behavior is a basic assumption of social scientists. A、/    B、That C、It is acceptable D、When
根据拼音写出对应的汉字,你能给加点的字注上拼音。(4分
根据拼音写出对应的汉字,你能给加点的字注上拼音。(4分)瘦骨lín  xún (     )    训jiè (     )     酝niàng (     )    抖sǒu(    
He was______today, but was asked to stay for______week. A.to have returned; an
He was______today, but was asked to stay for______week. A.to have returned; another   B.returning; one more C.returned; another          D.to return; other  
1828年德国化学家维勒首次用无机物合成了有机物    A.甲
1828年德国化学家维勒首次用无机物合成了有机物    A.甲烷       B.苯      C.尿素        D.乙醇 
如图是初中化学的一些基本实验: (1)上述实验中不能达
如图是初中化学的一些基本实验: (1)上述实验中不能达到实验目的是 (填字母). (2)A中可燃物应取过量的原因是一段时间后,C中的实验现象

最新题目

.