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Voltaic cells
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Questions (77)
Calculate the pH for the hydrogen half-cell of the following voltaic cell if the observed cell voltage is 1.00 V.
Mn|Mn2+(1.00
1 answer
asked by
mary
928 views
I'm having trouble with the following question, any help would be greatly appreciated.
A voltaic cell consists of a Zn/Zn^2+
4 answers
asked by
Rick
881 views
1. what would happen to the the cell potential in a voltaic cell if the salt bridge lost contact with one of the solutions?
2.
3 answers
asked by
Anonymous
874 views
A voltaic cell employs the following redox reaction:
Sn^2+(aq)+ Mn(s)--> Sn(s) + Mn^2+(aq) Calculate the cell potential at 25
4 answers
asked by
help
865 views
A voltaic cell is based on the following two half reactions:
Fe2+(aq) + 2 e¯ ---> Fe(s); Eo = -0.44 V Cu2+(aq) + 2 e¯ --->
2 answers
asked by
Marcelo
801 views
A voltaic cell is constructed that uses the following reaction and operates at 298 K: 2 Al(s) + 3 Mn^2+(aq) 2 Al^3+(aq) + 3
2 answers
asked by
Nancy
777 views
For a silver-beryllium voltaic cell containing Ag+(aq) and Be2+(aq) solutions, do the following.
(a) Identify the cathode.
2 answers
asked by
Tulip
718 views
Consider the voltaic cell illustrated in the figure, which is based on the cell reaction:
Zn(s)+Cu^2+(aq) -> Zn^2+(aq)+Cu(s)
2 answers
asked by
Steven
736 views
I posted this que before but got no answers pls help me :(
A voltaic cell is made by placing an iron electrode in a compartment
3 answers
asked by
ibbi
684 views
The following voltaic cell registers an E cell = 0.100V.
Pt|H2(g 1 atm)|H^+(x M)||H^+(1.0 M)|H2(g 1 atm) What is the pH of the
5 answers
asked by
Alanna
670 views
A voltaic cell designed to measure [Cu2+]is constructed of a standard hydrogen electrode and a copper metal electrode in the
1 answer
asked by
Jina
654 views
A voltaic cell utilizes the following reaction and operates at 298K
3Ce{4+}(aq)+Cr(s)--->3Ce{3+}(aq)+Cr{3+}(aq) {}=Charge What is
1 answer
asked by
Ethan
638 views
Cant figure this out, I feel like the answer I keep getting is way too low.
A voltaic cell is constructed that is based on the
1 answer
asked by
jo
629 views
Write the oxidation and reduction half-reactions for a silver-chromium voltaic cell. (Use the lowest possible coefficients.
2 answers
asked by
Caprice
621 views
A voltaic cell can be built using the reaction between Al metal and O2 from the air. If the Al anode of this cell consists of 65
2 answers
asked by
maddie
617 views
What assures that there is no charge build up in a voltaic cell as oxidation and reduction occur?
one of the half cells the
5 answers
asked by
Genna
620 views
The voltaic cell described by the cell notation has a standard emf (electromotive force) of 0.94 V. Calculate the value (J) for
1 answer
asked by
Roger
605 views
2Al(s) + 3Fe^2+(aq) -----> 2Al^3+(aq) + 3Fe(s)
Draw a voltaic cell reflecting this reaction.
4 answers
asked by
Sara B.
568 views
For a voltaic cell that's made with zinc and copper {reaction equation: Zn(s) + Cu2+(aq) ---> Cu(s) + Zn2+(aq)}, if the
2 answers
asked by
Rainbow
526 views
What initial concentration of Cd2+ is required to result in a cell potential of 0.200 V in a voltaic cell constructed by
2 answers
asked by
Richard Swasley
514 views
Calculate the cell potential of voltaic cells that contain the following pairs of half-cells.
a)A half-cell containing both HgCl2
1 answer
asked by
sma
506 views
Is Cr^3+(aq) anrd Pb(s) a spontaneous redox reaction in a voltaic cell
1 answer
asked anonymously
34 views
A voltaic cell consists of a Pb /Pb^2+ half-cell and a Cu/Cu^2 half-cell at 298K. The initial concentrations of Pb^2+ and Cu^2
3 answers
asked by
Emma
474 views
a voltaic cell is made of Fe^2+(aq)/ Fe and Mg/Mg^2+(aq). If iron electrode undergoes a mass change of 0.328g, what will be the
1 answer
asked anonymously
35 views
A voltaic cell with Mn/Mn2+ and Cd/Cd2+ half-cells has the following initial concentrations:
[Mn2+]= 0.090 M; [Cd2+ ] = 0.060 M.
1 answer
asked anonymously
15 views
Be sure to answer all parts.
A voltaic cell with Mn/Mn2+ and Cd/Cd2+ half-cells has the following initial concentrations: [Mn2+]=
1 answer
asked anonymously
18 views
Be sure to answer all parts.
A voltaic cell with Mn/Mn2+ and Cd/Cd2+ half-cells has the following initial concentrations: [Mn2+]=
1 answer
asked anonymously
14 views
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Parent Categories (4)
Chemical Reactions
Chemistry
Electricity and Electrochemistry
Electrochemistry