**Arsenic and Its Redox Chemistry**Arsenic has fascinating chemistry, often linked to its toxicity and historical use as a poison. Nowadays, access to arsenic is restricted for safety. Still, its compounds like arsenic acid (H₃AsO₄) and arsenous acid (H₃AsO₃) are notable. Below, explore questions on arsenic’s redox chemistry using the provided data table.**Data Table: Half-Reactions and Electrode Potentials**| Half-Reaction | E° (V) ||-----------------------------------------------------|----------|| H₃AsO₄ (aq) + 2H⁺ (aq) + 2e⁻ ⇌ H₃AsO₃ (aq) + H₂O (l) | 0.575 || H₃AsO₃ (aq) + 3H⁺ (aq) + 3e⁻ ⇌ As (s) + 3H₂O (l) | 0.248 || As₂O₃ (aq) + 6H⁺ (aq) + 6e⁻ ⇌ 2As (s) + 3H₂O (l) | 0.234 || As (s) + 3H⁺ (aq) + 3e⁻ ⇌ AsH₃ (g) | -0.238 || DA (aq) + 2H⁺ (aq) + 2e⁻ ⇌ AA (aq) + H₂O (l) | 0.390 |*DA = dehydroascorbic acid AA = ascorbic acid*---**Exercise Questions:**a. **Determine Reaction Reduction Potential** Use the half-reaction data to check if ascorbic acid can reduce arsenic acid to arsenous acid. Calculate the equilibrium constant at 25°C.b. **Standard Potential Determination** Find the standard potential for the half-reaction not listed in standard tables: H₃AsO₃ (aq) + 6H⁺ (aq) + 6e⁻ ⇌ AsH₃ (g) + 3H₂O (l).c. **Reduction to Arsine Gas** Arsine gas

A) Using the half-reaction data to determine if ascorbic acid can reduce arsenic acid to arsenous…

Arsenic has a lot of interesting chemistry. Typically, arsenic is associated with its oxicity and use as a poison. While arsenic isn't currently readily available to the public due o safety reasons, some forms of arsenic that used to be available were arsenic acid (H3ASO4) nd arsenous acid (H3ASO3). Answer the following questions about the redox chemistry of arsenic compounds using the following data table: Half-Reaction E° (V) H3ASO4 (aq) + 2H* (aq) + 2e- 2 H3ASO3 (aq) + H2O (1) H3ASO3 (ag) + 3H† (aq) + 3e- 2 As (s) + 3H2O (1) As2O3 (ag) + 6H+ (ag) + 6e- 2 2As (s) + 3H,O (1) 0.575 0.248 0.234

Arsenic has a lot of interesting chemistry. Typically, arsenic is associated with its oxicity and use as a poison. While arsenic isn't currently readily available to the public due o safety reasons, some forms of arsenic that used to be available were arsenic acid (H3ASO4) nd arsenous acid (H3ASO3). Answer the following questions about the redox chemistry of arsenic compounds using the following data table: Half-Reaction E° (V) H3ASO4 (aq) + 2H* (aq) + 2e- 2 H3ASO3 (aq) + H2O (1) H3ASO3 (ag) + 3H† (aq) + 3e- 2 As (s) + 3H2O (1) As2O3 (ag) + 6H+ (ag) + 6e- 2 2As (s) + 3H,O (1) 0.575 0.248 0.234

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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