![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
去除粗盐中难溶物质的主要步骤有:①过滤,②蒸发,③溶解。下列操作顺序正确的是()
A.①②③
B.②③①
C.③①②
D.②①③
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
C、③①②
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.①②③
B.②③①
C.③①②
D.②①③
C、③①②
A.称量时粗盐放在天平左盘的称量纸上
B.蒸发时,在有大量晶体析出时停止加热
C.过滤时漏斗下端尖嘴处紧靠烧杯内壁
D.粗盐过滤时,要用玻璃棒不断搅拌
A.③①②⑤④
B.①⑤③②④
C.①③⑤④②
D.①③②⑤④
A.①④②⑤③
B.②⑤④①③
C.④①②⑤③
D.②④⑤①③