For the reaction that occurs in the voltaic cell use data
Chapter 20, Problem 28(choose chapter or problem)
For the reaction that occurs in the voltaic cell use data from Appendix D to determine (a) the equation for the cell reaction; (b) (c) (d) K; (e) whether the reaction goes substantially to completion when the reactants and products are initially in their standard states.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer