and which substance is reduced in each of the following redox reactions. a) ??+????2⟶????2+??Zn+CuCl2⟶ZnCl2+Cu substance oxidized [ Select ] ["Zn", "CuCl2", "ZnCl2", "Cu"] substance reduced [ Select ] ["Zn", "CuCl2", "ZnCl2", "Cu"]
Identify which substance is oxidized and which substance is reduced in each of the following
a) ??+????2⟶????2+??Zn+CuCl2⟶ZnCl2+Cu
substance oxidized [ Select ] ["Zn", "CuCl2", "ZnCl2", "Cu"]
substance reduced [ Select ] ["Zn", "CuCl2", "ZnCl2", "Cu"]
b) 3?2?+2???3⟶3?+2??+4?2?3H2S+2HNO3⟶3S+2NO+4H2O
substance oxidized [ Select ] ["H2S", "HNO3", "S", "NO", "H2O"]
substance reduced [ Select ] ["H2S", "HNO3", "S", "NO", "H2O"]
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