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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"]

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"]

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Identify which substance is oxidized 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"]           

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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