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 ``

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/25 21:23:45
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``````````````````````````````````````````````````````````````````````````

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 ``
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 ``

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 ``
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.!

放热吧,建议你去实验室做个实验