挑战习题
1/5单选题
难度:

1.下列物质中属于电解质的是
A 稀硫酸
B 熔融氢氧化钠
C 乙醇
D 氯气
提示1:
IOmmluWFiOaYjuehrueUteino+i0qOeahOamguW/te+8jOWcqOawtOa6tua2sumHjOaIlueGlOiejeeKtuaAgeS4i+iDveWkn+WvvOeUteeahOWMluWQiOeJqeOAgg==
提示2:
IOamguW/teS4reacieS4pOS4queCuemcgOimgeWFs+azqO+8jOS4gOS4quaYr+awtOa6tua2suaIlueGlOiejeeKtuaAge+8jOS4gOS4quaYr+WMluWQiOeJqeOAgg==
正确答案:Qg==
6aaW5YWI5piO56Gu55S16Kej6LSo55qE5qaC5b+177yM5Zyo5rC05rq25ray6YeM5oiW54aU6J6N54q25oCB5LiL6IO95aSf5a+855S155qE5YyW5ZCI54mp44CCPGJyPuWNlei0qOWSjOa3t+WQiOeJqemDveS4jeWxnuS6jueUteino+i0qO+8jOaJgOS7peaOkumZpEHlkoxE6aG577ybPGJyPuS5memGh+WcqOawtOa6tua2sumHjOWSjOeGlOiejeeKtuaAgeS4i+mDveS4jeWvvOeUte+8jOS4uumdnueUteino+i0qO+8mw==