推断
侯英超 |
发布日期：2010-05-16 20:50:44
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现有三种溶液：A为硝酸盐、 B为碱、C为钠盐。三者之间存在下列关系： （1）A、B两溶液混合，产生红褐色的沉淀： （2）B、C两溶液混合，产生难溶于稀硝酸的白色沉淀。根据实验判断三种溶液中溶质的化学式分别为 A、_______ __B、________________C、_______________ |
