百度作业网那坡能够硫酸溶解在水中有什么现象?
来源：学生作业帮 编辑：百度作业网作业帮 分类：化学作业 时间：2024/05/03 04:31:08
那坡能够硫酸溶解在水中有什么现象?
关于溶液的化学知识``````````````````````````````````````````````````````````````````````````````````
错了``是浓硫酸 溶解在水中有什么现象 ``
关于溶液的化学知识``````````````````````````````````````````````````````````````````````````````````
错了``是浓硫酸 溶解在水中有什么现象 ``
浓硫酸加入到水时,要慢慢的沿着玻璃棒流进去..因为浓H2SO4氧化性和吸水性都很强..所以一遇水就放热...这就是浓硫酸的稀释.
它溶解时会放出大量的热,如果倒得太快会弄的液滴飞溅,不一会水也变烫了.所以一定要用玻璃棒搅拌.以便散热.!
它溶解时会放出大量的热,如果倒得太快会弄的液滴飞溅,不一会水也变烫了.所以一定要用玻璃棒搅拌.以便散热.!