以HCl溶液溶解CaCO3基准物时,操作中应注意些什么?
以HCl溶液溶解CaCO3基准物时,操作中应注意些什么?
化学人气：913 ℃时间：2019-11-04 13:02:16
优质解答
应将CaCO3碾细加入并搅拌.
我来回答
类似推荐
猜你喜欢
- 1求下例函数的值域 y=（√x2-1）+（√1-x2）注√是根号
- 2是cheer them up还是cheer up them
- 3下面的英语短文有语法错误么“The Old Cat” An old woman had a cat. The cat was very old; she could
- 4电阻与电容器串联,电阻是不是相当于导线
- 5It made me quite____when i thought of my dear sick dong.
- 6They went to the teacher for__on how to do the work.填什么A、 some advice B、 an advice C 、advice?
- 7五年级上册数学知识与能力训练第45页
- 8【1.一般现在时】改错(划出错误的地方,将正确的写在横线上)
- 9Blue sky appear grey clouds,hope won't let me the sky turns grey,Forgive me sorry .这些英文翻译
- 10Rt△ABC中，∠C=90°，AC=6，BC=8，则△ABC的内切圆半径r=（ ） A.1 B.2 C.3 D.5