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![Answer! Giren, A concentration cell is built based on the reaction; 24 t + 2ē H₂ let, am fos first half lelt pH = -0.2945 [+]](http://img.homeworklib.com/questions/1fe9ac50-7425-11ea-944b-516631a3e428.png?x-oss-process=image/resize,w_560)
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A concentration cell is built based on...
A concentration cell is built based on the reaction: 2H+ + 2e- ----> H2 The pH...
A concentration cell is built based on the reaction: 2H+ + 2e- ----> H2 The pH in one of the half cell is -0.1106, while pH in the other is 2.955. If the temperature of the overall is 299K, what is the potential?
I am not sure how to answer this question Consider the cell described below at 285...
I am not sure how to answer this question
Consider the cell described below at 285 K: Sn | Sn2+ (1.01 M) || Pb2+ (2.07 M) Pb Given EºPb2+ + 2e-Pb = -0.131 V and Eºsn2+ + 2 e-Sn = -0.143 V. What will the concentration of the Pb2+ solution be when the cell is dead? Submit Answer Tries 0/45
The cell potential of the following electrochemical cell depends on the gold concentration in the cathode...
The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell: Pt($)|H2(9, 1.0 bar) H+ (aq, 1.0 mol L-Aus+ (aq,? mol L-)|Au(s). Part A What is the concentration of Au3+ in the solution if Ecell is 1.23 V ? Express your answer using two significant figures. YO ALC * * O O ? Au3+1 = mol L-1 Submit Request Answer
Voltaic cells chemistry please help with A-C, H and I. 3. A voltaic cell is built...
Voltaic cells chemistry
please help with A-C, H and I.
3. A voltaic cell is built from two half-cells using the reduction reactions given below: Sn 2(aq) → Sn(s); Eredn = -0.14 V Cr20;2(aq) → Cr+ (aq) Eredin = 1.33 V a) Write the balanced cathode half reaction in acidic medium: (show work step by step and box your answer) b) Write the balanced anode half reaction and box your answer: c) Write the balanced overall cell reaction and box...
Cell Potential and Equilibrium Standard reduction potentials The equilibrium constant, K, for a redox reaction is...
Cell Potential and Equilibrium Standard reduction potentials The equilibrium constant, K, for a redox reaction is related to the standard cell potential, Ecel, by the equation Reduction half-reaction (V) Ag+ (aq) + e-→Ag(s) Cu2+ (aq) + 2e-→Cu(s) 0.34 Sn (a) 4e-Sn(s 0.15 2H' (aq) + 2e-→H2 (g) Ni2+ (aq) + 2e-→Ni(s)-0.26 Fe2+ (aq) + 2e-→Fe(s)-0.45 Zn2+ (aq) + 2e-→Zn(s)-0.76 Al3+ (aq) +3e-→Al(s) -1.66 Mg2+ (aq) + 2e-→Mg(s) -2.37 0.80 n FEcell where n is the number of moles of electrons...
Formation Constant from Cell Potentlal (<) 16 of 22 A copper, Cu(s). electrode is immersed in...
Formation Constant from Cell Potentlal (<) 16 of 22 A copper, Cu(s). electrode is immersed in a solution that is 1.00 M in ammonia, NHs, and 1.00 A in tetraamminecopper(I), Cu(NHIf a standard hydrogen electrode is used as the cathode, the cell potential, Eeell, is found to be 0.067 V at 298 K s Periodic ReviewI Constant Table Use the standard reduction potentials shown here to answer the questions. Reduction half-reactionE (V) Cu2+ (aq) + 2e-→Cu(s) 0.337 2H (aq) +2e...
I am not sure how to name this ethyl ethyl methyl sec-butyl Give the IUPAC name...
I am not sure how to name this
ethyl ethyl methyl sec-butyl Give the IUPAC name for this alkane. Submit Answer Tries 0/45
I am not sure how to answer this question. Kinetic data are normally presented as graphs. The following questions test...
I am not sure how to answer this question.
Kinetic data are normally presented as graphs. The following questions test your knowledge about labeling and interpreting graphs correctly. [B] is used to represent the concentration of a reactant B in a reaction. Decide if each of the following statements is True or False. True True False False True True Consider graph D: if y = In[B] and x = time, the graph could represent a first order reaction. Consider graph...
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...
I am not sure how to approach this question I think I have the correct answer...
I am not sure how to approach this question I think I have the correct answer for number 1 but I am not exactly sure how to apply it to number 2 if number 1 is correct. 1. What is the best range of buffering that is provided when a weak acid is present in a water solution? the best range of buffering that is provided when a weak acid is present in a water solution is a pH of...
I am not sure how to answer this question
Consider the cell described below at 285 K: Sn | Sn2+ (1.01 M) || Pb2+ (2.07 M) Pb Given EºPb2+ + 2e-Pb = -0.131 V and Eºsn2+ + 2 e-Sn = -0.143 V. What will the concentration of the Pb2+ solution be when the cell is dead? Submit Answer Tries 0/45
The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell: Pt($)|H2(9, 1.0 bar) H+ (aq, 1.0 mol L-Aus+ (aq,? mol L-)|Au(s). Part A What is the concentration of Au3+ in the solution if Ecell is 1.23 V ? Express your answer using two significant figures. YO ALC * * O O ? Au3+1 = mol L-1 Submit Request Answer
Voltaic cells chemistry
please help with A-C, H and I.
3. A voltaic cell is built from two half-cells using the reduction reactions given below: Sn 2(aq) → Sn(s); Eredn = -0.14 V Cr20;2(aq) → Cr+ (aq) Eredin = 1.33 V a) Write the balanced cathode half reaction in acidic medium: (show work step by step and box your answer) b) Write the balanced anode half reaction and box your answer: c) Write the balanced overall cell reaction and box...
Cell Potential and Equilibrium Standard reduction potentials The equilibrium constant, K, for a redox reaction is related to the standard cell potential, Ecel, by the equation Reduction half-reaction (V) Ag+ (aq) + e-→Ag(s) Cu2+ (aq) + 2e-→Cu(s) 0.34 Sn (a) 4e-Sn(s 0.15 2H' (aq) + 2e-→H2 (g) Ni2+ (aq) + 2e-→Ni(s)-0.26 Fe2+ (aq) + 2e-→Fe(s)-0.45 Zn2+ (aq) + 2e-→Zn(s)-0.76 Al3+ (aq) +3e-→Al(s) -1.66 Mg2+ (aq) + 2e-→Mg(s) -2.37 0.80 n FEcell where n is the number of moles of electrons...
Formation Constant from Cell Potentlal (<) 16 of 22 A copper, Cu(s). electrode is immersed in a solution that is 1.00 M in ammonia, NHs, and 1.00 A in tetraamminecopper(I), Cu(NHIf a standard hydrogen electrode is used as the cathode, the cell potential, Eeell, is found to be 0.067 V at 298 K s Periodic ReviewI Constant Table Use the standard reduction potentials shown here to answer the questions. Reduction half-reactionE (V) Cu2+ (aq) + 2e-→Cu(s) 0.337 2H (aq) +2e...
I am not sure how to name this
ethyl ethyl methyl sec-butyl Give the IUPAC name for this alkane. Submit Answer Tries 0/45
I am not sure how to answer this question.
Kinetic data are normally presented as graphs. The following questions test your knowledge about labeling and interpreting graphs correctly. [B] is used to represent the concentration of a reactant B in a reaction. Decide if each of the following statements is True or False. True True False False True True Consider graph D: if y = In[B] and x = time, the graph could represent a first order reaction. Consider graph...
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