Exhibit 17-2 The Following Question(s) Pertain to an Electrochemical System in Which

Exhibit 17-2
The following question(s) pertain to an electrochemical system in which a 1.5 V battery supplies a current of 0.5 amps for 18 hours to an iron electrode immersed in a solution of nickel nitrate.
Refer to Exhibit 17-2. If the iron electrode initially weighed 20.00 g, what is the mass after the flow of current is stopped?

A) 34.79 g
B) 34.07 g
C) 49.57 g
D) 5.22 g
E) 5.93 g