题目内容：
能鉴别Mg, AgNO3, Na2CO3,NaALO2，四种溶液的试剂是
A．HNO3
B．KOH
C．BaCL2
D．NaClO
参考答案：【答案仅供学习，请勿对照自行用药等】
选择题：能鉴别Mg, AgNO3, Na2CO3,NaALO2,四种溶液的试剂是
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