**Balance each of the following oxidation-reduction reactions:**a. \( \text{Co(s) + Br}_2(l) \rightarrow \text{CoBr}_3(s) \)b. \( \text{Al(s) + H}_2\text{SO}_4(aq) \rightarrow \text{Al}_2(\text{SO}_4)_3(aq) + \text{H}_2(g) \)c. \( \text{Na(s) + H}_2\text{O}(l) \rightarrow \text{NaOH}(aq) + \text{H}_2(g) \)d. \( \text{Cu(s) + O}_2(g) \rightarrow \text{Cu}_2\text{O(s)} \)

Count the number of atoms of each element present on both sides of the chemical reaction and then,…

Balance each of the following oxidation-reduction reactions. a. Co(s) + Br2 (1) → CoBr3 (s) b. Al(s) + H2SO4(aq) → Al2 (SO4); (aq) + H2 (g) c. Na(s) + H20(1) → NaOH(ag) + H2 (g) d. Cu(s) + O2 (g) → Cu2 O(s)

Balance each of the following oxidation-reduction reactions. a. Co(s) + Br2 (1) → CoBr3 (s) b. Al(s) + H2SO4(aq) → Al2 (SO4); (aq) + H2 (g) c. Na(s) + H20(1) → NaOH(ag) + H2 (g) d. Cu(s) + O2 (g) → Cu2 O(s)

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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Question

**Balance each of the following oxidation-reduction reactions:**

a. \( \text{Co(s) + Br}_2(l) \rightarrow \text{CoBr}_3(s) \)

b. \( \text{Al(s) + H}_2\text{SO}_4(aq) \rightarrow \text{Al}_2(\text{SO}_4)_3(aq) + \text{H}_2(g) \)

c. \( \text{Na(s) + H}_2\text{O}(l) \rightarrow \text{NaOH}(aq) + \text{H}_2(g) \)

d. \( \text{Cu(s) + O}_2(g) \rightarrow \text{Cu}_2\text{O(s)} \)

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