Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: 5²+ (aq) + Zn(s) → Co(s) + Zn²+ (aq) Co²+ E red Co²+ (aq) + 2e¯ → Co(s) Fre Zn²+ 1²+ (aq) + 2e¯¯ → Zn(s) E red AG° K for this reaction would be kJ -0.280 V -0.763 V ✓than one.

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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.124QP: An aqueous solution of an unknown salt of vanadium is electrolyzed by a current of 2.50 amps for...
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Use standard reduction potentials to calculate the
standard free energy change in kJ for the reaction:
2+
Co²+ (aq) + Zn(s) → Co(s) + Zn²+ (aq)
red
Co²+ (aq) + 2e → Co(s) Ee
Zn²+ (aq) + 2e¯ → Zn(s) Ee
red
AGO
K for this reaction would be
kJ
= -0.280 V
-0.763 V
than one.
Transcribed Image Text:Use standard reduction potentials to calculate the standard free energy change in kJ for the reaction: 2+ Co²+ (aq) + Zn(s) → Co(s) + Zn²+ (aq) red Co²+ (aq) + 2e → Co(s) Ee Zn²+ (aq) + 2e¯ → Zn(s) Ee red AGO K for this reaction would be kJ = -0.280 V -0.763 V than one.
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