Calculate the EMF of the following cell. `Cd | Cd^2+ (0.04 m) || N_i^2+| (2.0 m)| Ni (Given E^@ cd^2+ | cd` = -0.4 V and
`E^@|Ni^2+| Ni = -0.25V)`

Calculate the emf of the following cell. Zn(s)|Zn^(2+) (0.01M)|| Ag^+ (0.001M) | Ag(s) Given E_(Zn|Zn^(2+))^@ = 0.76V and E_(Ag|Ag^+)^@ = -0.80V

Calculate the emf of the following cell at 25^(@) C Ag(s) |Ag^(+) ( 10^(-3) M ) | | Cu^(2+) ( 10^(-1) M ) | Cu (s) Given, E_("cell")^(@) = + 0.46 V and log 10^(n) = n .

Calculate the emf of the following cell at 25^(@)C Fe|Fe^(@+) ( 0.001 M ) || H^(+) ( 0.01M ) || H_(2) ( g) ( 1 "bar" ) | Pt (s) E_((Fe^(@+) //Fe))^(@) = - 0.44 V , E_((H^(+) //H_(2)))^(@) = 0.00V

Discuss Daniel cell with cell reaction. Write the cell reaction.Write the cell reaction and find the emf of the cell. Mg | Mg^2+ || Cu^2+ | Cu at 25^@ Given E^@ Mg^2+ | Mg = -2.37 V (0.001 M) 0.0001M and E^@ Cu^2+ // Cu = 0.34V .

Calculate the EMF of following cell at 298K Fe(s) |Fe^(2+)(0.1M)| | Ag^(+)(0.1M)|Ag(s) Fe^(2+)|Fe = - 0.41V, Ag^(+)|Ag = +0.80V

Calculate the emf for the given cell at 25^(@)C . Cr| Cr^(3+) ( 0.1M) || Fe^(2+) ( 0.01M) | F e [Given, E_(Cr^(3+)//Cr)^(@)= -0.74V, E_(Fe^(2+)//Fe)^(@) = -0.44V ]

Calculate the emf at 25^@C for the cell Mg(s)|Mg^(2+) (0.01M)||Sn^(2+)(0.1M)|Sn(s) (Given E_(Mg^(2+)|Mg)^0 = -2.34V & E_(Sn^(2+)|Sn)^0 = -0.136V)

Write the Nernst equation and emf of the following cell at 298 K. (i) Mg(s) |Mg^(2+) ( 0.001 M) || Cu^(2+) ( 0.0001M ) | Cu(s) (ii) Fe(s) | Fe^(2+) ( 0.001M) || H^(+) ( 1M) | H_(2)(g) (1 "bar") | Pt(s) Given that, E_(Mg^(2+) //Mg)^(@) = - 2.36V , E_(Cu^(2+) Cu)^(@) = 0.34V, E_(Fe^(2+)Fe)^(@) = -0.44V

Consider the standard potential of the following cells, (i) Mg^(2+) +2e rarr Mg,E^@=-2.37V (ii) Zn^(2+) + 2erarrZn,E^@ =-0.76V (iii) Ni^(2+) +2e rarrNi,E^@=-0.25V (iv) Fe^(3+) + 3e rarrFe, E_0=-0.04 V find the strongest reducing agent :