The Ecell = 0.135 V for the reaction 31₂(s) + 5Cr₂O7²-(aq) + 34H*(aq) ? 6103¯ (aq) + 10Cr³+ (aq) + 17H₂O What is Ecell if [Cr₂O72] = 0.027 M, [H+] = 0.21 M, [103] = 0.00028 M, and [Cr³+] = 0.0030 M?

The Ecell = 0.135 V for the reaction 31₂(s) + 5Cr₂O7²-(aq) + 34H*(aq) ? 6103¯ (aq) + 10Cr³+ (aq) + 17H₂O What is Ecell if [Cr₂O72] = 0.027 M, [H+] = 0.21 M, [103] = 0.00028 M, and [Cr³+] = 0.0030 M?

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 12.6PAE

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Question

The Eºcell = 0.135 V for the reaction
31₂(s) + 5Cr₂O7²-(aq) + 34H*(aq) ? 6103¯
(aq) + 10Cr³+ (aq) + 17H₂O
What is Ecell if [Cr₂O72] = 0.027 M, [H+]
= 0.21 M, [103] = 0.00028 M, and
[Cr³+] = 0.0030 M?

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