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Q2: Determine the cell potential for the following concentration cell: i) Cr(s) / Cr3+ (0.05M) // Cr³+ (2.0M) / Cr(s) Zn | Zn2* (1M) // Zn2+ (1M) | Zn ii)

Q2: Determine the cell potential for the following concentration cell: i) Cr(s) / Cr3+ (0.05M) // Cr³+ (2.0M) / Cr(s) Zn | Zn2* (1M) // Zn2+ (1M) | Zn ii)

Chemistry
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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Please solve questions 2, 3, 4, 5

Q2: Determine the cell potential for the following concentration cell: Cr(s) / Cr3+ (0.05M) // Cr3+ (2.0M) / Cr(s) Zn | Zn2+ (1M) // Zn2+ (1M) | Zn Calculate the equilibrium constant at 25°C for the reaction i) ii) Q3: between zinc metal and acid. Zn 2H+ -> Zn2+ H2 Q4: Calculate the solubility product at 25°C for Mg(OH)2. Mg(OH)2 + 2e > Mg + 20H E° = -2.69 V Mg2+ + 2e -> Mg E° = -2.38 V Q5: Identify the products at anode and cathode for electrolysis of: i) molten PbCl, salt ii) aqueous Magnesium Sulphate Mixture of molten MgBr + NaCl ii) iv) Mixture solution of MgBr + NaCl
Transcribed Image Text:Q2: Determine the cell potential for the following concentration cell: Cr(s) / Cr3+ (0.05M) // Cr3+ (2.0M) / Cr(s) Zn | Zn2+ (1M) // Zn2+ (1M) | Zn Calculate the equilibrium constant at 25°C for the reaction i) ii) Q3: between zinc metal and acid. Zn 2H+ -> Zn2+ H2 Q4: Calculate the solubility product at 25°C for Mg(OH)2. Mg(OH)2 + 2e > Mg + 20H E° = -2.69 V Mg2+ + 2e -> Mg E° = -2.38 V Q5: Identify the products at anode and cathode for electrolysis of: i) molten PbCl, salt ii) aqueous Magnesium Sulphate Mixture of molten MgBr + NaCl ii) iv) Mixture solution of MgBr + NaCl
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