Write the half reactions for the following aqueous redox reaction. Calculate the reaction potential (Erxn) in volts for the dox reaction if initially in the system there is excess solid aluminum, 0.010 M Al³+, and 0.10 M Br-, and excess liquid omine:

Principles of Modern Chemistry
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ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
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Chapter17: Electrochemistry
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4. Write the half reactions for the following aqueous redox reaction. Calculate the reaction potential (Erxn) in volts for the
redox reaction if initially in the system there is excess solid aluminum, 0.010 M Al³+, and 0.10 M Br-, and excess liquid
bromine:
2Al(s) + 3Br2() → 2A1³+
(aq)
+ 6Br (aq)
5. Calculate Eºrxn, AGº, and K for the following reaction.
4 Co³+ + 2H₂O 4Co²+ + O2(g) + 4H+
Transcribed Image Text:4. Write the half reactions for the following aqueous redox reaction. Calculate the reaction potential (Erxn) in volts for the redox reaction if initially in the system there is excess solid aluminum, 0.010 M Al³+, and 0.10 M Br-, and excess liquid bromine: 2Al(s) + 3Br2() → 2A1³+ (aq) + 6Br (aq) 5. Calculate Eºrxn, AGº, and K for the following reaction. 4 Co³+ + 2H₂O 4Co²+ + O2(g) + 4H+
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