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uncements Bules cussions 15. (8) A solution of aqueous AgNO, is electrolyzed under standard conditions. d....
please do both please please please QUESTION 15 When an aqueous solution of KBr is electrolyzed,...
please do both please please please
QUESTION 15 When an aqueous solution of KBr is electrolyzed, what forms at the electrodes? A. Cathode: Br2 anode: H2 B. Cathode: Br2: anode: K C. Cathode: H2; anode: O2 D. Cathode: H2; anode: Br2 E. Cathode: K: anode: Br2 QUESTION 13 Consider a voltaic cell based on the half-cells: Ag+(aq) + e - Ag(s) E° - +0.80 V *(aq) + 2 e - Co(s) Eº = -0.28 V Identify the anode and give...
A 1M aqueous solution of copper(II) nitrate is electrolyzed. What are the predicted products at the...
A 1M aqueous solution of copper(II) nitrate is electrolyzed. What are the predicted products at the anode and cathode? NO2 gas at the anode; copper metal at the cathode NO2 gas at the anode; H2 gas at the cathode N2 gas at the anode; copper metal at the cathode O2 gas at the anode; copper metal at the cathode O2 gas at the anode; H2 gas at the cathode
A 1M aqueous solution of copper(II) nitrate is electrolyzed. What are the predicted products at the...
A 1M aqueous solution of copper(II) nitrate is electrolyzed. What are the predicted products at the anode and cathode? NO2 gas at the anode; copper metal at the cathode NO2 gas at the anode; H2 gas at the cathode N2 gas at the anode; copper metal at the cathode O2 gas at the anode; copper metal at the cathode O2 gas at the anode; H2 gas at the cathode
An aqueous Snl, solution is electrolyzed under 1 bar pressure using platinum electrodes. (a) Write the...
An aqueous Snl, 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 12(s) +2 — 21'(aq) 0.535 O2(g) + 4 H30* (aq) + 4 —6H20(1) 1.229 2 H20(1) + 2 € H2(g) + 2 OH'(aq) -0.828 Sn²+(aq) +2 € + Sn(s) -0.140 Half-reaction at anode: Half-reaction at cathode: (b) What is the expected...
A 1M aqueous solution of NiBr 2 is electrolysed under standard conditions. Write the possible half...
A 1M aqueous solution of NiBr 2 is electrolysed under standard conditions. Write the possible half eactions at the anode and the cathode and specify each half reactions EoR value? On the basis of the EoR values specify which half reaction will occur at theanode and which half reaction will occur at the cathode
Use the References to access important values if needed for this question. Enter electrons as e...
Use the References to access important values if needed for this question. Enter electrons as e Use smallest possible integer coefficients. States are not required. If a box is not needed, leave it blank. Standard Reduction Potentials (Volts) at 25 °C I2 (s)+2 e>21 (aq) 0.535 0,(g)+4H,0'(aq)+4e >6H.00) 1.229 2 H20(0)+2e>H2(g) + 2 OH(aq) -0.828 -0.905 Cr2* (aq)+2 eCr (s) A 0.195 M neutral aqueous Cr12 solution is electrolyzed under 1 atm pressure using platinum electrodes. (a) Write the half-reactions...
1. Answer the following questions under standard conditions
Ag3+(aq) + e− ⇌ Ag2+(aq)E° = 1.800 V2H+(aq) + 2e− ⇌ H2(g)E° = 0.000 V1. Answer the following questions under standard conditions(a) The half-cell containing Ag2+/Ag3+ is the cathode .(b) The half-cell containing H+/H2 is the anode .(c) What is E°cell (in V)? Report your answer to three decimal places in standard notation (i.e., 0.123 V).1.800 V(b) What is ΔG° (in kJ/mol) for the process that is occurring in the electrochemical cell? Report your answer to three significant figures in...
Balance this skeleton reaction using the half reaction method, under basic conditions. 26. & 27. CIOs(aq)...
Balance this skeleton reaction using the half reaction method, under basic conditions. 26. & 27. CIOs(aq) + B(s)-> Cl2(g) + B(OH)3(aq) What is the coefficient for the OH, and is it reactant or product in the final equation? What is the coefficient for the H20, and is it reactant or product in the final equation? a. b. 28. & 29. The oxidation-reduction reaction 3 Ag+(aq) + Cr(s)-> 3 Ag(s) + Cr3+(aq) has E%HF 154 V. a. Calculate the value of...
ALSO please find decomposition potential in V. Thank you! Standard Reduction Potentials (Volts) at 25 °C...
ALSO please find decomposition potential in V. Thank you!
Standard Reduction Potentials (Volts) at 25 °C I2 (s)+2 e>2 r(aq) 0.535 0 8)+4 H,o (a)+6 H,00) 1.229 2 H200)+2eH2g)+2 OH(aq) -0.828 -2.080 Se3+ (a)+3 eSe (s) A 0.189 M neutral aqueous Scl3 solution is electrolyzed under 1 atm pressure using platinum electrodes. (a) Write the half-reactions expected to occur, taking into account the effect of the non-standard conditions on the electrode potentials Half-reaction at anode: Half-reaction at cathode:
Please help 39. Consider this spontaneous reaction at standard conditions If the pH is lowered (A)...
Please help
39. Consider this spontaneous reaction at standard conditions If the pH is lowered (A) E decreases. (C) E decreases (B) E increases. (D) E increases. 40. Which process is an oxidation? (B) CIO,-CIO 41. If 1.00 A of current is used to electroplate a metal for a od of 25 seconds, which solution will produce the rgest mass of electroplated metal? (A) 0.050 MAg (C) 0.100 M Cu (B) 0.100 MC (D) 0.100 M Fe 42. Which type...
please do both please please please
QUESTION 15 When an aqueous solution of KBr is electrolyzed, what forms at the electrodes? A. Cathode: Br2 anode: H2 B. Cathode: Br2: anode: K C. Cathode: H2; anode: O2 D. Cathode: H2; anode: Br2 E. Cathode: K: anode: Br2 QUESTION 13 Consider a voltaic cell based on the half-cells: Ag+(aq) + e - Ag(s) E° - +0.80 V *(aq) + 2 e - Co(s) Eº = -0.28 V Identify the anode and give...
An aqueous Snl, 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 12(s) +2 — 21'(aq) 0.535 O2(g) + 4 H30* (aq) + 4 —6H20(1) 1.229 2 H20(1) + 2 € H2(g) + 2 OH'(aq) -0.828 Sn²+(aq) +2 € + Sn(s) -0.140 Half-reaction at anode: Half-reaction at cathode: (b) What is the expected...
Use the References to access important values if needed for this question. Enter electrons as e Use smallest possible integer coefficients. States are not required. If a box is not needed, leave it blank. Standard Reduction Potentials (Volts) at 25 °C I2 (s)+2 e>21 (aq) 0.535 0,(g)+4H,0'(aq)+4e >6H.00) 1.229 2 H20(0)+2e>H2(g) + 2 OH(aq) -0.828 -0.905 Cr2* (aq)+2 eCr (s) A 0.195 M neutral aqueous Cr12 solution is electrolyzed under 1 atm pressure using platinum electrodes. (a) Write the half-reactions...
Balance this skeleton reaction using the half reaction method, under basic conditions. 26. & 27. CIOs(aq) + B(s)-> Cl2(g) + B(OH)3(aq) What is the coefficient for the OH, and is it reactant or product in the final equation? What is the coefficient for the H20, and is it reactant or product in the final equation? a. b. 28. & 29. The oxidation-reduction reaction 3 Ag+(aq) + Cr(s)-> 3 Ag(s) + Cr3+(aq) has E%HF 154 V. a. Calculate the value of...
ALSO please find decomposition potential in V. Thank you!
Standard Reduction Potentials (Volts) at 25 °C I2 (s)+2 e>2 r(aq) 0.535 0 8)+4 H,o (a)+6 H,00) 1.229 2 H200)+2eH2g)+2 OH(aq) -0.828 -2.080 Se3+ (a)+3 eSe (s) A 0.189 M neutral aqueous Scl3 solution is electrolyzed under 1 atm pressure using platinum electrodes. (a) Write the half-reactions expected to occur, taking into account the effect of the non-standard conditions on the electrode potentials Half-reaction at anode: Half-reaction at cathode:
Please help
39. Consider this spontaneous reaction at standard conditions If the pH is lowered (A) E decreases. (C) E decreases (B) E increases. (D) E increases. 40. Which process is an oxidation? (B) CIO,-CIO 41. If 1.00 A of current is used to electroplate a metal for a od of 25 seconds, which solution will produce the rgest mass of electroplated metal? (A) 0.050 MAg (C) 0.100 M Cu (B) 0.100 MC (D) 0.100 M Fe 42. Which type...
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