当前位置: X题卡 > 所有题目 > 题目详情

咸宁市市某校208年实验操作模拟考试的一个考题是:用碳酸钠溶液鉴别稀盐酸、食盐水和澄清石灰水.【进行实验】写出a试管中发生反应的化学方程式   .把c试管反应后的物质进行过滤,得到滤液.【提出问题】...

查看本题答案

你可能感兴趣的试题

few; one    a few; that    few; some    a few; those  
as healthy a life  as a healthy life  as healthily a life  as a healthily life 江西省鹰潭市2011届高三第一次模拟考试 ---Hello! Golden Bay Resort. Can I help you? ---Do you have a room ______ for this weekend? A. available B. useful C. possible D. empty  
being    is    if    though 江苏省南京市白下区2011届高三年级二模模拟考试 ________ there, the southwest desert contains a remarkable variety of plants. A. Rarely as it rains B. Sometimes it rains C. It rarely rains D. Although rarely rains  
when; that    that; when    which; when    that; which  

热门试题

更多