Calculate the standard Gibbs free energy changes at 25 oC for each of the reactions shown below using the Eo values given. Select whether each of these reactions is nonspontaneous, at equilibrium, or spontaneous under standard conditions (a) 2 Cu+(aq) + 2 I-(aq) 2 Cu(s) + 1 I2(s) Eo = -0.015 V Go =______ kJ/mol _____nonspontaneous _____at equilibrium _____spontaneous (b) 2 Fe(CN6)3-(aq) + 1 Fe(s) 2 Fe(CN6)4-(aq) + 1 Fe2+(aq) Eo = 0.800 V Go = ________ kJ/mol ______nonspontaneous ______at equilibrium ______spontaneous (c) 1 Sn4+(aq) + 1 Sn(s) 1 Sn2+(aq) + 1 Sn2+(aq) Eo = 0.290 V Go =________ kJ/mol _____nonspontaneous _____at equilibrium _____spontaneous
Calculate the standard Gibbs free energy changes at 25 oC for each of the reactions shown below using the Eo values given. Select whether each of these reactions is nonspontaneous, at equilibrium, or spontaneous under standard conditions (a) 2 Cu+(aq) + 2 I-(aq) 2 Cu(s) + 1 I2(s) Eo = -0.015 V Go =______ kJ/mol _____nonspontaneous _____at equilibrium _____spontaneous (b) 2 Fe(CN6)3-(aq) + 1 Fe(s) 2 Fe(CN6)4-(aq) + 1 Fe2+(aq) Eo = 0.800 V Go = ________ kJ/mol ______nonspontaneous ______at equilibrium ______spontaneous (c) 1 Sn4+(aq) + 1 Sn(s) 1 Sn2+(aq) + 1 Sn2+(aq) Eo = 0.290 V Go =________ kJ/mol _____nonspontaneous _____at equilibrium _____spontaneous
Chemistry
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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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Calculate the standard Gibbs free energy changes at 25 oC for each of the reactions shown below using the Eo values given. Select whether each of these reactions is nonspontaneous, at equilibrium, or spontaneous under standard conditions
| (a) 2 Cu+(aq) + 2 I-(aq) 2 Cu(s) + 1 I2(s) | Eo = -0.015 V | Go =______ kJ/mol |
_____nonspontaneous
_____at equilibrium
_____spontaneous
| (b) 2 Fe(CN6)3-(aq) + 1 Fe(s) 2 Fe(CN6)4-(aq) + 1 Fe2+(aq) | Eo = 0.800 V | Go = ________ kJ/mol |
______nonspontaneous
______at equilibrium
______spontaneous
| (c) 1 Sn4+(aq) + 1 Sn(s) 1 Sn2+(aq) + 1 Sn2+(aq) | Eo = 0.290 V | Go =________ kJ/mol |
_____nonspontaneous
_____at equilibrium
_____spontaneous
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