The standard reduction potential for the half cell:
`NO_3^- (aq)+2H^+ (aq)+barerarrNO_2+H_2O` is 0.78v.
What will be the reduction of the half cell in a neutral solution? Assume all the other species to be at unit concentration.

The standard reduction potential for Cu^(2+)|Cu is +0.34V. Calculate the reduction potential at pH=14 for above couple. K_(sp) of Cu(OH)_2 is 1.0xx10^-19 .

The change in potential of the half cell Cu^(2+)|Cu , when aqueous Cu^(2+) solution is diluted 100 times at 298K?

The standard reduction potentials of Co^(2+) and Co^(3+) are -0.28 V and 1.8 V respectively. Which should be a better oxidising agent in water : Co^(2+) or Co^(3+) ?

Standard electrode potential is the electrode potential when the concentration of all line species involves in a half cell?

The standard electrode potential for Daniell cell is 1. IV. Calculate the standard Gibbs energy for the reaction: Zn(s) + Cu^(2+) (aq) rarr Zn^(2+)(aq) + Cu(s)

What are fuel cells? Discuss H_2-O_2 fuel cell. List some advantages of fuel cells over other cells.

Calculate the potential of the following cell reaction at 298K: Sn^(4+)(1.50M)+Zn(s)rarrSn^(2+)(0.5M)+zn^(2+)(2.0M) The standard potential of the cell is 0.89V, will the potential of the cell will increase or decrease if the concentration of Sn^(2+) is increased in the cell?

What are fuel cells ? Discuss H_(2)-O_(2) fuel cell. List some advantages of fuel cells over other cells.

The bromination of acetone that occurs in acid solution is represented by the equation CH_3COCH_3(aq) + Br_3(aq) rarr CH_3COCH_2Br(aq) + H^(+)(aq) + Br^(-)(aq) These kinetic data were obtained for given reaction concentrations. Based on these data, the rate of reaction is :