The standard electrode potential (\(E°\))for Daniell cell is +1.1 V. Calculate the \(\Delta G°\) for the reaction.
Zn(s)+Cu²⁺(aq)\(\rightarrow\)Zn²⁺(aq)+Cu(s)

(a) Calculate \(\Delta G°\)for the reaction Mg_(s)+Cu²⁺\(\rightarrow\)Mg²⁺_(aq)+Cu_(s)
Given: \({ E }_{ cell }^{ ° }\)= +2.7V, 1F = 96500 C mol^-1
(b) Name the type of cell which was used in Apollo space programme for providing electrical power.

Conductivity of \(2.5\times { 10 }^{ -4 }\)M methanoic acid is \(5.25\times { 10 }^{ -5 }S{ cm }^{ -1 }\). Calculate its molar conductivity and degree of dissociation.
Given: \({ \lambda }^{ ° }\left( { H }^{ + } \right) \) = 349.5 S cm^-2mol^-1 and \({ \lambda }^{ ° }\left( { HCOO }^{ - } \right) \) = 50.5 S cm²mol^-1

Calculate e.m.f. of the following cell at 298 K:
2Cr(s)+3Fe²⁺(0.1M)\(\rightarrow\)2Cr³⁺(0.01M)+3Fe(s)
\({ E }^{ ° }\left( { Cr }^{ 3+ }|Cr \right) \)=-0.74
\({ E }^{ ° }\left( { Fe }^{ 2+ }|Fe \right) \)=-0.44V

Calculate the emf of the following cell at 25° C:
\(Fe|{ Fe }^{ 2+ }(0.01M)\parallel { H }^{ + }\left( 0.01M \right) { H }_{ 2 }(g)(1bar)|Pt(s)\)
\({ E }^{ ° }\left( { Fe }^{ 2+ }|Fe \right) =-0.44V{ E }^{ ° }\left( { H }^{ + }|{ H }_{ 2 } \right) =0.00V\)

A 100W and 110 V incandescent lamp is connected in series with an electrolytic cell containing CdSO₄  solution. What mass of cadmium will be deposited at the cathode after 4 hrs of electricity?

Calculate the standard electrode potential of Cu⁺/Cu half cell. Given that the standard reduction potentials of Cu²⁺/Cu and Cu²⁺/Cu⁺ are 0.337 V and 0.153 V respectively.

Find the solubility product of Ag₂CrO₄ in water at 298 K if the e.m.f. of the cell Ag/Ag⁺ (saturated Ag₂CrO₄ soln.) || Ag⁺ (0.1 M)Ag is 0.164 V at 298 K.

A cell, Ag | Ag⁺ || Cu²⁺ | Cu, initially contains 1 M Ag⁺ and 1 M Cu²⁺ ions. Calculate the change in cell potential after the passage of 9.65 A of current for 1h.

Two students use same stock solution of ZnSO₄ and a solution of CuSO₄ . The e.m.f. of one cell is 0.03 V higher than the other. The concentration of CuSO₄ in the cell with higher e.m.f. value is 0.5 M. Find out the concentration of CuSO₄ in the other cell (2.303 RT/F = 0.06)

EMF of Daniell cell was found using different concentrations of Zn²⁺ ion and Cu² ion. A graph was then plotted between E_cell and \(\log { \frac { \left[ { Zn }^{ 2+ } \right] }{ \left[ { Cu }^{ 2+ } \right] } } \) . The plot was found to be linear with intercept on E_cell axis equal to 1.10 V. Calculate E_cell for Zn | Zn²⁺ (0.1 M) || Cu²⁺ (0.01 M) | Cu.