4. Balance the following (redox) chemical equations using the half-reaction method, assuming acidic conditions: a. Br(aq) + NO2(aq) → Br2(aq) + NO(g) b. H2O2(aq) + S²(aq) → H2O(1) + S(s) c. Cu(s) + NO3°(aq) → Cu²*(aq) + NO2(g)

4. Balance the following (redox) chemical equations using the half-reaction method, assuming acidic conditions: a. Br(aq) + NO2(aq) → Br2(aq) + NO(g) b. H2O2(aq) + S²(aq) → H2O(1) + S(s) c. Cu(s) + NO3°(aq) → Cu²*(aq) + NO2(g)

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter3: Chemical Reactions

Section3.5: Oxidatino-reduction And Electron Transfer

Problem 3.12CE

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Question

4. Balance the following (redox) chemical equations using the half-reaction method, assuming
acidic conditions:
a. Br(aq) + NO2(aq) → Br2(aq) + NO(g)
b. H2O2(aq) + S²(aq) → H2O(1) + S(s)
c. Cu(s) + NO3(aq) → Cu²*(aq) + NO2(g)

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