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1. Balance the following reactions: a) Using Oxidation Number Method MnO4 + H* + Cl → Mn²+ + Cl2 + H,0 b) Using Half-Reaction Method Cr3+ + CIO3 → Cr2O,²- + Cl

1. Balance the following reactions: a) Using Oxidation Number Method MnO4 + H* + Cl → Mn²+ + Cl2 + H,0 b) Using Half-Reaction Method Cr3+ + CIO3 → Cr2O,²- + Cl

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 66QAP: Consider a voltaic cell in which the following reaction takes place in basic medium at 25°C....
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ails classroom.g... Solve the following problems neatly, completely and orderly. E answers to the nearest 4th decimal place. 1. Balance the following reactions: a) Using Oxidation Number Method MnO. + H* + CI > Mn2+ + Cl2 + H20 b) Using Half-Reaction Method Cr3+ + CIO3 → Cr,0, + CI 2. Calculate E° for the following voltaic cells: a) MnO2(s) + 4H (aq) + 21(aq) 2Al(s) Mn2 ag) + 2H2O + Iz(s) + 2A13+ + 6H: b) 3S04 (aq) + 12H(ag) + 2Al → 3SO28) + 2Al*(aq) + 6H (aq)
Transcribed Image Text:ails classroom.g... Solve the following problems neatly, completely and orderly. E answers to the nearest 4th decimal place. 1. Balance the following reactions: a) Using Oxidation Number Method MnO. + H* + CI > Mn2+ + Cl2 + H20 b) Using Half-Reaction Method Cr3+ + CIO3 → Cr,0, + CI 2. Calculate E° for the following voltaic cells: a) MnO2(s) + 4H (aq) + 21(aq) 2Al(s) Mn2 ag) + 2H2O + Iz(s) + 2A13+ + 6H: b) 3S04 (aq) + 12H(ag) + 2Al → 3SO28) + 2Al*(aq) + 6H (aq)
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