Question

1. For the process for electroplating nickel from an aqueous solution of Ni2+ (ac) in
presence of Aluminum (s), solve the following exercises:
a) Write the reduction and oxidation half-reactions. (20 points)
b) Write a balanced equations for the whole reaction by ion-electron method. (30
points)
c) Calculate the current required for 33g of nickel deposited in 2.5 hours. (20 points)
d) How much electric charge (in coulombs) is required in this process. (15 points)
e) What is the nickel atoms number deposited during the electroplating process? (15
points)
Data:
Ni 58.7 g/mol
E
F = 96500 C
BIE
EQ
m =
=
F
AM
F
10 = 1A*s
NA = 6.023 x 1023
#e trans

Answer 1

Respuesta:no hablo taka taka aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Explicación: