Homework Answers
Add Answer to:
8. A cell consists of two electrodes, with electrode potentials E. and E. Which of the...
For the electrochemical cell based on the following cell reaction: 2 F F2(g latm) + Mn(s)...
For the electrochemical cell based on the following cell reaction: 2 F F2(g latm) + Mn(s) (aq, 0.010M) + Mn²+(aq, 0.10M) Rxns Cathode E [V] F2(g) + 2 e + 2.87 2 F (aq) Mn²+(aq) + 2 - 1.18 e Mn(s) a) Determine E cell b) Determine E cell Ecell Ecell - RT/nF in Q
2) On the standard galvanic cell schematic shown below, add labels for: (2 pts) A) Anode...
2) On the standard galvanic cell schematic shown below, add labels for: (2 pts) A) Anode B) Cathode C) Salt Bridge D) Show the direction of electron flow through the wire Equations and Constants: AG --FE E-Eº - (RT/nF)InQ R-8.3145 J/mol K F-96485 J/V mole (7 pts) 3) For the galvanic cell represented by Zn(s)Zn²+ (aq)|| Ag (aq)| Ag(s) Voltmeter A) Write the anode half reaction Zn(s) JAg(s) B) Write the cathode half reaction C) Write the net reduction-oxidation reaction...
5. Consider a reaction starting with reactants and products in nonstandard state conditions, and a negative...
5. Consider a reaction starting with reactants and products in nonstandard state conditions, and a negative value of the nonstandard free energy change, AG. Which of the following best describes the redox reaction? A. Q=K and Ecell=0 B. Q<K and Ecell<0 c. Q<K and Ecell > 0 D. Q> K and Ecell <0 E. Q> K and Ecell > 6. The standard cell potential (Eºcell) of the reaction below is +1.08 V. What is the value of AGº for the...
1. Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the...
1. Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) a. Ag(I) and Zr(IV) Cathode: Anode: Ecell b. Cr(III) and Co(II) Cathode: Anode: Ecell c. In(III) and Au(III) Cathode: Anode: Ecell
a.) Determine E cell for the reaction b) Using the data given in the option, determine...
a.) Determine E cell for the reaction
b) Using the data given in the option, determine the value of
Q
c) Using the Nernst equation, determine the voltage of a cell
using the concentrations given in the option.
3. Write the equation given in Option in the space below: Colccq) + Mg(s) + Mg2+ (cal + Co(s) a) Determine Eºcell for the reaction b) Using the data given in the option, determine the value of Q c) Using the Nernst...
An electrochemical cell consists of two silver electrodes placed in aqueous solution of silver nitrate. The...
An electrochemical cell consists of two silver electrodes placed in aqueous solution of silver nitrate. The positive electrode is called anode, whereas the negative electrode is called cathode. A constant current of 0.5 A is passed through the cell for 1 hour. a) What is the total charge q transported through the cell? b) If one electron is needed to discharge one positively charged silver ion (that is, to neutralize the ion and deposit it on the cathode), how many...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Co(II) and Sn(II) Cathode: Co(II) or Sn(II) Anode: Co(II) or Sn(II) Ecell = ??????? (b) Sc(III) and Cd(II) Cathode: Sc(III)or Cd(II) Anode: Sc(III) or Cd(II) Ecell = ??????V (c) Al and Zr(IV) Cathode: Al or Zr(IV) Anode: Al or Zr(IV) Ecell = ????????? V
This is the third time I've posted this question. Can someone please help me with the...
This is the third time I've
posted this question. Can someone please help me with the top one.
I slipped in a similar example. And the answer is not 2.4135
Consider the following cell reaction Fe(s)2 H ? M)-Fe2(100 M) +H>(g\1.00 atm) If the cell potential at 298 K is 0.307 volts, what is the pH of the hydrogen electrode? pH Consider the following cell reaction Ni(s)2 H (? M) Ni(100 M)Hg100 atm) If the cell potential at 298 K...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
The voltaic cell is made of the following two electrodes: 9. Fe (0.200 M) 2e Fe(s)...
The voltaic cell is made of the following two electrodes: 9. Fe (0.200 M) 2e Fe(s) E.d= -0.44 v, Fe(0.100 M) e Fe (0.200 M) Eed0.77 v. Which electrode works as an anode? (20 pt) al Write the cell reaction. b) Calculate E°cell and Ecel. cl 10. A Cr(ag) solution is electrolyzed, using a current of 5.30 A for 2.00 days. What mass of Cr(s) (AM: 52.0) is plated out? (F=96485 C /mol) 11. For nuclear reaction occurred in the...
For the electrochemical cell based on the following cell reaction: 2 F F2(g latm) + Mn(s) (aq, 0.010M) + Mn²+(aq, 0.10M) Rxns Cathode E [V] F2(g) + 2 e + 2.87 2 F (aq) Mn²+(aq) + 2 - 1.18 e Mn(s) a) Determine E cell b) Determine E cell Ecell Ecell - RT/nF in Q
2) On the standard galvanic cell schematic shown below, add labels for: (2 pts) A) Anode B) Cathode C) Salt Bridge D) Show the direction of electron flow through the wire Equations and Constants: AG --FE E-Eº - (RT/nF)InQ R-8.3145 J/mol K F-96485 J/V mole (7 pts) 3) For the galvanic cell represented by Zn(s)Zn²+ (aq)|| Ag (aq)| Ag(s) Voltmeter A) Write the anode half reaction Zn(s) JAg(s) B) Write the cathode half reaction C) Write the net reduction-oxidation reaction...
5. Consider a reaction starting with reactants and products in nonstandard state conditions, and a negative value of the nonstandard free energy change, AG. Which of the following best describes the redox reaction? A. Q=K and Ecell=0 B. Q<K and Ecell<0 c. Q<K and Ecell > 0 D. Q> K and Ecell <0 E. Q> K and Ecell > 6. The standard cell potential (Eºcell) of the reaction below is +1.08 V. What is the value of AGº for the...
a.) Determine E cell for the reaction
b) Using the data given in the option, determine the value of
Q
c) Using the Nernst equation, determine the voltage of a cell
using the concentrations given in the option.
3. Write the equation given in Option in the space below: Colccq) + Mg(s) + Mg2+ (cal + Co(s) a) Determine Eºcell for the reaction b) Using the data given in the option, determine the value of Q c) Using the Nernst...
An electrochemical cell consists of two silver electrodes placed in aqueous solution of silver nitrate. The positive electrode is called anode, whereas the negative electrode is called cathode. A constant current of 0.5 A is passed through the cell for 1 hour. a) What is the total charge q transported through the cell? b) If one electron is needed to discharge one positively charged silver ion (that is, to neutralize the ion and deposit it on the cathode), how many...
This is the third time I've
posted this question. Can someone please help me with the top one.
I slipped in a similar example. And the answer is not 2.4135
Consider the following cell reaction Fe(s)2 H ? M)-Fe2(100 M) +H>(g\1.00 atm) If the cell potential at 298 K is 0.307 volts, what is the pH of the hydrogen electrode? pH Consider the following cell reaction Ni(s)2 H (? M) Ni(100 M)Hg100 atm) If the cell potential at 298 K...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
The voltaic cell is made of the following two electrodes: 9. Fe (0.200 M) 2e Fe(s) E.d= -0.44 v, Fe(0.100 M) e Fe (0.200 M) Eed0.77 v. Which electrode works as an anode? (20 pt) al Write the cell reaction. b) Calculate E°cell and Ecel. cl 10. A Cr(ag) solution is electrolyzed, using a current of 5.30 A for 2.00 days. What mass of Cr(s) (AM: 52.0) is plated out? (F=96485 C /mol) 11. For nuclear reaction occurred in the...
Most questions answered within 3 hours.
-
Given the following table of high speed internet access vs.
annual home income:
Home Income
%...
asked 8 minutes ago -
A baseball batter hits a 0.145kg baseball straight up into the
air. The baseball leaves the...
asked 40 minutes ago -
An FM modulator is tested using
single-tone baseband signal with frequency of 50kHz and a sprectrum...
asked 1 hour ago -
Write the ionic equations for the first stage of salts
hydrolysis.
Anion, Cation?
Na2S
NiSO4
K2SO4...
asked 2 hours ago -
suppose there is a normally distributed population with a mean of
250 and a standard deviation...
asked 3 hours ago -
Question Three
Suppose you as project manager are using the Waterfall
development methodology on a large...
asked 4 hours ago -
Which statement is not true about welfare in Canada?
A.Benefits typically vary based on one's ability...
asked 4 hours ago -
Please help me with FLOWCHART and UML diagram for class,
thank you!
#include <iostream>
#include <fstream>...
asked 5 hours ago -
3. Describe the “logic circuit” of the Lac operon. Which
proteins are bound or not to...
asked 5 hours ago -
Ayesha’s adjusted gross income is $60,000 in 2019. She donated a
piece of artwork with a...
asked 5 hours ago -
For Dijkstra’s shortest path algorithm:
a. Give the Big-O time for Dijkstra’s shortest path algorithm
and...
asked 5 hours ago -
Phosphorus violates the 'octet rule' in biological molecules,
forming more covalent bonds than expected based on...
asked 5 hours ago