题目内容
下列溶剂中,极性最大的是
2021-10-23
A.MeCOMe
B.EtOEt
C.H0
D.MeOH
E.n-BuOH
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26288' and id < 2199098 and id<>'2199098' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26288' and id > 2199098 and id<>'2199098' order by id asc limit 5