Отметьте реакции, которые могут протекать в растворе: 1) Cu + ZnSO4 = CuSO4 + Zn
2) Cu + 2AgNO3 = Cu(NO3)2 + 2Ag
3) Mg + 2AgNO3 = Mg(NO3)2 + 2Ag
4) Cu + Ag2S = CuS + 2Ag
5) Zn + 2CuSO4 = ZnSO4 + Cu
6) Ag + ZnCl2 = 2AgCl + Zn
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