Enter electrons as e. Use smallest possible integer coefficients. States are not required. If a box is not needed, leave it blank. An aqueous Mgl₂ solution is electrolyzed under 1 bar pressure using platinum electrodes. (a) Write the half-reactions predicted to occur at the anode and cathode, based on the standard cell potentials given below. Standard Reduction Potentials (Volts) at 25 °C 0.535 I₂(s) + 2 e O₂(g) + 4 H30+ (aq) + 4 e 2 H₂O(1) + 2 e Mg2+ (aq) + 2 e Half-reaction at anode: Half-reaction at cathode: 2 I (aq) + 6 H₂O(1) 1.229 H₂(g) + 2 OH(aq) -0.828 Mg(s) -2.370 (b) What is the expected decomposition potential?
Enter electrons as e. Use smallest possible integer coefficients. States are not required. If a box is not needed, leave it blank. An aqueous Mgl₂ solution is electrolyzed under 1 bar pressure using platinum electrodes. (a) Write the half-reactions predicted to occur at the anode and cathode, based on the standard cell potentials given below. Standard Reduction Potentials (Volts) at 25 °C 0.535 I₂(s) + 2 e O₂(g) + 4 H30+ (aq) + 4 e 2 H₂O(1) + 2 e Mg2+ (aq) + 2 e Half-reaction at anode: Half-reaction at cathode: 2 I (aq) + 6 H₂O(1) 1.229 H₂(g) + 2 OH(aq) -0.828 Mg(s) -2.370 (b) What is the expected decomposition potential?
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Give typed full explanation not a single word hand written otherwise leave it
Transcribed Image Text:Enter electrons as e.
Use smallest possible integer coefficients.
States are not required. If a box is not needed, leave it blank.
An aqueous Mgl₂ solution is electrolyzed under 1 bar pressure using
platinum electrodes.
(a) Write the half-reactions predicted to occur at the anode and cathode,
based on the standard cell potentials given below.
0.535
Standard Reduction Potentials (Volts) at 25 °C
I₂(s) + 2 e 2 I (aq)
O₂(g) + 4 H3O+ (aq) + 4 e6 H₂O(1) 1.229
2 H₂O(1) + 2 e
H₂(g) + 2 OH(aq) -0.828
Mg2+ (aq) + 2e → Mg(s)
-2.370
Half-reaction at anode:
Half-reaction at cathode:
+
(b) What is the expected decomposition potential?
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