(Answered) 1 a current of 472 a is passed through a nino32 solution

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1) A current of 4.72 A is passed through a Ni(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 4.90 g of nickel?

2) What would the potential of a standard hydrogen (S.H.E.) electrode be if it was under the following conditions? [H+]=0.68M PH2=2.3 atm T=298K

3) Calculate the cell potential for the following reaction as written at 25.00 °C, given that [Zn2 ] = 0.884 M and [Ni2 ] = 0.0150 M. Zn(s)+Ni^2+ à Zn^2+ (aq) + Ni(s)

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