Question
In: Chemistry
Consider Galvanic cell consisting of a Mg electrode immersed in a solution of magnesium nitrate and...
Consider Galvanic cell consisting of a Mg electrode immersed in
a solution of magnesium nitrate and a silver electrode immerse in a
solution of silver nitrate. Knowing that Mg2++2e—>Mg(s) -2.37V;
and Ag+e—> Ag(s). +8.0V
A)what value of the reaction quotient could trigger a change in the
spontaneity of the reaction?
B)If the [Mg2+]was equal to 1.0*10^-10M for the value of the
reaction quotient In A), what would be the [Ag+]?
Solutions
queen_honey_blossom answered 2 years agoRelated Solutions
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in...
A galvanic cell is constructed with a silver-silver chloride
electrode, and a nickel strip immersed in a beaker containing 3.01
x 10-2 M solution of NiCl2. Determine the
balanced cell reaction and calculate the potential of the cell.
Enter in volts. (assume a temperature of 25
A galvanic cell consists of a mercury (Hg) electrode immersed in 0.26 L of 0.105 M...
A galvanic cell consists of a mercury (Hg) electrode immersed in
0.26 L of 0.105 M Hg2+ solution and a silver (Ag)
electrode immersed in 0.74 L of 1.44 M Ag+ solution. The
galvanic cell is allowed to discharge at 25 °C until equilibrium is
reached. What is the concentration of Hg2+ at
equilibrium?
Data:
E° (V)
Hg2+ + 2 e− →
Hg(l) 0.854
Ag+ + e− → Ag(s) 0.800
Round your answer to two significant
figures.
A galvanic cell consists of a chromium anode immersed in a CrSO4 solution and a lead...
A galvanic cell consists of a chromium anode
immersed in a CrSO4 solution and a
lead cathode immersed in a
PbSO4 solution. A salt bridge connects
the two half-cells.
(a) Write a balanced equation for the cell reaction.
-------- (aq) or (s) or (l) or
(g)
+ --------
(aq) or (s) or (l) or (g)
= ---------
(aq) or (s) or (l) or (g)
+ -------
(aq) or (s) or (l) or (g)
(b) A current of 1.16 A is...
A galvanic cell consists of a standard hydrogen electrode and a copper electrode. Suppose that the...
A galvanic cell consists of a standard hydrogen electrode and a
copper electrode. Suppose that the copper electrode is immersed in
a solution that is 0.1 M NaOH and that it is saturated with
Cu(OH)2. Find the cell potential?
Consider a galvanic cell that consists of a Ni^2+/Ni half-cell and a standar hydrogen electrode. The...
Consider a galvanic cell that consists of a Ni^2+/Ni half-cell
and a standar hydrogen electrode. The concentration of Ni^2+ is
0.1M, the pressure of H2 is 1atm and the concentration of H+ is
0.05M.
A. write a balanced reaction for the cell.
B. what is the oxidizing and reducing agent?
C. Calculate the Eo cell
D. Calculate the Ecell
E. Is the reaction spontaneous under these conditions?
you have a Pb-Zn electrochemical cell. The Pb electrode is immersed in an electrolyte solution containing...
you have a Pb-Zn electrochemical cell. The Pb electrode is
immersed in an electrolyte solution containing .9 molar Pb +2 ions
and the Zn electrode is immersed in an electrolyte solution
containing 1.3 molar Zn+2 ions. At a temperature of 30 degrees C,
what is the voltage of the cell?
A galvanic cell Fe(s)|Fe2+(aq) || Pb2+(aq)|Pb(s) is constructed using a completely immersed Fe electrode that weighs...
A galvanic cell
Fe(s)|Fe2+(aq) ||
Pb2+(aq)|Pb(s) is
constructed using a completely immersed Fe
electrode that weighs 35.6 g and a
Pbelectrode immersed in 510 mL of
1.00 M Pb2+(aq) solution. A steady
current of 0.0672 A is drawn from the cell as the
electrons move from the Fe electrode to the
Pb electrode.
(a) Which reactant is the
limiting reactant in this cell?
Enter symbol
(b) How long does it take for the cell to be completely discharged?
-------- s...
A galvanic cell consists of a lead electrode in 0.0256 M Pb(NO3)2 and a aluminum electrode...
A galvanic cell consists of a lead electrode in 0.0256 M
Pb(NO3)2 and a aluminum electrode in 0.292 M
Al(NO3)3. What is the cell potential (emf, in
V) of this cell at 25oC?
A galvanic cell consists of a iron electrode in 1 M Fe(NO3)2 and a copper electrode...
A galvanic cell consists of a iron electrode in 1 M Fe(NO3)2 and
a copper electrode in 1 M Cu(NO3)2. What is the equilibrium
constant for this reaction at 25oC? Enter you answer with 2
significant digits, using the syntax of "1.0x10(22)" for
"1.0x1022"
A galvanic cell consists of a iron electrode in 1 M Fe(NO3)2 and a copper electrode...
A galvanic cell consists of a iron electrode in 1 M Fe(NO3)2 and
a copper electrode in 1 M Cu(NO3)2. What is the equilibrium
constant for this reaction at 25oC? Enter you answer with 2
significant digits, using the syntax of "1.0x10(22)" for
"1.0x1022
What is the cell potential (emf, in V) of this cell at
25oC?
Cu |Cu2+ (0.0510 M) ‖ Br2 |Br-
(0.363 M)
What mass (in g) of aluminum can be electroplated when 0.855
amps are used...
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