Write the nernst equation and calculate the emf of the following cell at 298K.
`Mg(s)//Mg^(+2)(0.001m)////Cu^(+2)(0.0001M)//Cu(s)`
Given `E^(@)Mg^(+2)//Mg=-2.36V`
and `E^(@)Cu^(+2)//Cu=+0.34`V.

Write the Nernst equation and compute the emf of the following cell at 298 K: Sn(s)|Sn^(2+)(0.05M)||H^+(0.02M)|H_2,1atm//Pt

Calculate the emf of the following cell at 298K, Fe(s)Fe^(2+)(0.001M)||H^+(1M)|H_2(g)(1ba r), Pt(s)

Calculate e.m.f. of cell for the reaction : Mg_((s))+Cu^(2+)"(0.0001 M)"rarr Mg^(2+)"(0.001 M)"+Cu_((s)) Given that : E_(Mg^(2+)//Mg)^(@)=-2.37V E_(Cu^(2+)//Cu)^(@)=+0.34V

Calculate e.m.f. of the cell for the reaction: Mg_(s)+Cu^(2+)(0.0001M)rarrMg^(2+)(0.001M)+Cu_(s) Given that: E_((Mg^(2+)//Mg))^@ =-2.37V E_((Mg^(2+)//Mg))^@ =+0.34 V

Calculate the potential of the following cell at 298 K Zn//Zn^(2+)(a=0.1)//Cu^(2+)(a=0.01)//Cu E_(Zn^(2+)//Zn)^(@)=-0.762V E_(Cu^(2+)//Cu)^(@)=+0.337V Compare the free energy change for this cell with the free enegy of the cell in the standard state.

Calculate the standard free energy change for the following reaction occurring in the galvanic cell at 298 K. 3Mg(s)+2Al^(3+)(aq)rarr3Mg^(2+)(aq)+2Al(s) Given : E_(Mg^(2+)//Mg)^@=-2.37V and E_(Al^(3+)//Al)=-1.66 V

a) Calculate the e.m.f. of the cell represented below: Ni_((s))|Ni_(0.1M)^(2+)||Ag_(0.01M)^(+)|Ag_((s))" at 298 Given, "E_("cell")^(@)=1.05V ,

Calculate EMF of the cell represents below Zn//Zn^(2+)(C=0.1M)||Cu^(2+)(C=1M)//Cu" at "25^(@)C Given E_(Cu)^(0)=0.34E_(Zn)^(0)=0.76v