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a. Choose the correct balanced equation for the following half-reaction. Cr2 O, (aq) + Cr+ (aq) (acid solution) O Cr2O72 (aq) + 14 H (aq) 2 Cr (aq) +7 H2O(4) + 6 e- O Cr2 O, (aq) +7 H (aq)2 Cr+ (aq)+ 7 H2o(2) + e- O Cr2 O7 (aq) +7 H* (aq) + e 2 Cr (aq) +7 H20(2) Cr20, (aq) + 14 H (aq) + 6 e- 2 Cr* (aq) +7 H20(2)

a. Choose the correct balanced equation for the following half-reaction. Cr2 O, (aq) + Cr+ (aq) (acid solution) O Cr2O72 (aq) + 14 H (aq) 2 Cr (aq) +7 H2O(4) + 6 e- O Cr2 O, (aq) +7 H (aq)2 Cr+ (aq)+ 7 H2o(2) + e- O Cr2 O7 (aq) +7 H* (aq) + e 2 Cr (aq) +7 H20(2) Cr20, (aq) + 14 H (aq) + 6 e- 2 Cr* (aq) +7 H20(2)

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter17: Electrochemistry And Its Applications
Section: Chapter Questions
Problem 17QRT
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a. Choose the correct balanced equation for the following half-reaction. Cr2 O, (aq) Cr+ (aq) (acid solution) O Cr2 O7 (aq) + 14 H* (aq) 2 Cr (aq) + 7 H,O(l) + 6 e- O Cr2 O, (aq) +7 H (aq) 2 Cr+ (aq)+ 7 H20(2) +e- OCr20, (aq) +7 H+(aq) + e + 2 Cr+ (aq) +7 H20(2) Cr2 07 (aq) + 14 H (aq) + 6 e 2 Cr (aq) +7 H20(e)
Transcribed Image Text:a. Choose the correct balanced equation for the following half-reaction. Cr2 O, (aq) Cr+ (aq) (acid solution) O Cr2 O7 (aq) + 14 H* (aq) 2 Cr (aq) + 7 H,O(l) + 6 e- O Cr2 O, (aq) +7 H (aq) 2 Cr+ (aq)+ 7 H20(2) +e- OCr20, (aq) +7 H+(aq) + e + 2 Cr+ (aq) +7 H20(2) Cr2 07 (aq) + 14 H (aq) + 6 e 2 Cr (aq) +7 H20(e)
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