Question 248034

Consider the following reactions:
3 Ni 2+
(aq) + 2Cr(OH)3 (s) + 10 OH –
(aq)  3 Ni (s) + 2 CrO4
2 (aq) + 8 H2O (l)
A) What is the value for n for this reactions?
B) Calculate the standard free-energy.
C) How long does it take a current of 5 A to deposit 95 g of nickel?