1. From the table: E° (V) Half-reaction Cr+3 + 3e¯ -→ Cr Fe+2 + 2e¯ → Fe Fe+3 + e¯ → Fe+2 Sn** + 2e¯ → Sn*2 -0.74 -0.44 +0.771 +0.154 Determine if the following reactions will occur spontaneously as written. a. Sn*4+Fe*2 → Sn*2 + Fe b. 3Sn*4 + 2Cr → 2Cr*3 + 3Sn*2 c. 3Fe + 2Cr*3 → 2Cr + 3Fe*2 d. Sn** + Fe*3 e. 3Fe+2 → Fe + 2Fe*3 Sn*2 + Fe*2

1. From the table: E° (V) Half-reaction Cr+3 + 3e¯ -→ Cr Fe+2 + 2e¯ → Fe Fe+3 + e¯ → Fe+2 Sn** + 2e¯ → Sn2 -0.74 -0.44 +0.771 +0.154 Determine if the following reactions will occur spontaneously as written. a. Sn4+Fe2 → Sn2 + Fe b. 3Sn4 + 2Cr → 2Cr3 + 3Sn2 c. 3Fe + 2Cr3 → 2Cr + 3Fe*2 d. Sn** + Fe3 e. 3Fe+2 → Fe + 2Fe3 Sn2 + Fe2

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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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