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Fall 2017 8. Balance the following redox reaction in acidic solution: NO3-(aq) + Cu(s) â NO(g) + Cu"(aq) What is the SUM of all the coefficients once balanced? a. 10 b. 12 c. 15 d. 22 e. 25 9. Which of the following reactions is an oxidation-reduction reaction? Mg(OH)2(s) â Mg2+(aq) + 20H(aq) NH,(g) + H2O(l)âNH4OH(aq) 2H20(I) âH,O"(aq) +OH(aq) CO(g) + H2O(g) â CO2(g) + H2(g) b. c. d. 10. What is the reducing agent in the following reaction below? 2N02(g) + 7H2(g) â 2NH3(g) + 4H20(g) a. NO2 b. NH3 c. H20 d. H2
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Fall 2017 8. Balance the following redox reaction in acidic solution: NO3-(aq) + Cu(s) â NO(g) + Cu"(aq) What is the SUM of all the coefficients once balanced? a. 10 b. 12 c. 15 d. 22 e. 25 9. Which of the following reactions is an oxidation-reduction reaction? Mg(OH)2(s) â Mg2+(aq) + 20H(aq) NH,(g) + H2O(l)âNH4OH(aq) 2H20(I) âH,O"(aq) +OH(aq) CO(g) + H2O(g) â CO2(g) + H2(g) b. c. d. 10. What is the reducing agent in the following reaction below? 2N02(g) + 7H2(g) â 2NH3(g) + 4H20(g) a. NO2 b. NH3 c. H20 d. H2
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Tod ThielLv2
1 Apr 2019
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