Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Cr2...
Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Cr2 ] = 0.884 M and [Fe2 ] =
0.0190 M. Standard reduction potentials can be found here. Cr(s) +
Fe2+(aq) -> Cr2+(aq) + Fe(s)
Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Cr2 ] = 0.759 M and [Ni2 ] =
0.0120 M. Standard reduction potentials can be found here.
Cr + Ni^2+ <----> Cr^2+ + Ni
Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Cr2 ] = 0.834 M and [Sn2 ] =
0.0190 M. Standard reduction potentials can be found here.
Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Zn2 ] = 0.763 M and [Sn2 ] =
0.0140 M. Standard reduction potentials can be found here.
Zn(s)+SN2+ YIELDS Zn2+(aq)+Sn(s)
Calculate the cell potential for the following reaction as
written at 25.00 °C, given that [Mg2 ] = 0.799 M and [Sn2 ] =
0.0160 M. Standard reduction potentials can be found here.
Mg(s)+ Sn^2+ ---> Mg^2+ +Sn(s)
E= V units
Calculate the cell potential for a reaction in a electrolytic
cell with the following half-reactions if: [U 3+] = 0.10 M, [MnO4 -
] = 0.20M, [Mn2+], and [H+ ] = 0.20 M
U 3+ + 3e -> U o Ecell = - 1.642 V
MnO4 - + 8H+ + 5e- -> Mn2+ + 4H2O Ecell = +1.51 V
Calculate the cell potential for the galvanic cell in which the
following reaction occurs at 25 °C, given that [Al3 ] = 0.00120 M
and [Au3 ] = 0.787 M.
Al (s) + Au^3+ (aq) <===> Al^3+ (aq) + Au (s)
Calculate the Ecell value at 298K
for the cell based on the reaction
Fe3+(aq)+
Cr2+(aq) -->
Fe2+(aq)+Cr3+(aq)
when
[Fe3+] =
[Cr2+] = 1.50x10-3 M and
[Fe2+]= [Cr3+] = 2.5x10-4 M?
Calculate the cell voltage for the
following reaction at 25o C:
2 Cr3+ (aqueous; 0.010 M) + H2 (gas at 1
atm)
è 2 Cr2+ (aqueous; 0.050 M) + 2H+ (aqueous;
pH = 2.50)
The Eo for the reaction Cr3+ (aq) +
e- ==è Cr2+ (aq) is - 0.40 V vs. the standard
hydrogen half-cell.
Calculate the cell potential and the equilibrium constant for
the following reaction at 298 K: Co2+(aq) + 2I-(aq) Co(s) + I2(s)
Hint: Carry at least 5 significant figures during intermediate
calculations to avoid round off error when taking the
antilogarithm. Equilibrium constant:
Calculate the cell potential and the equilibrium constant for
the following reaction at 298 K:
I2(s) +
Hg(l) =
2I-(aq)
+ Hg2+(aq)
Hint: Carry at least 5 significant figures during intermediate
calculations to avoid round off error when taking the
antilogarithm.
Equilibrium constant: -------