为了检验某氯化亚铁溶液是否变质,可向溶液中加入( )A.氢氧化

为了检验某氯化亚铁溶液是否变质,可向溶液中加入( )

A.氢氧化钠溶液

B.铁片

C.硫氰酸钾溶液

D.石蕊溶液

 

答案

C

解析:略

 

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