Electrochemistry, Answers

sql tt aojt lr t m k

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: m , 3) A galvanic cell is made base on th.e reduction of Ag+ (aq) to Ag (s) and the oxidation of Sn(s) to Sn+2(aq). a. (rev\' () i- '. Write half-reactions for the cell's anode and cathode. c:::---' A-:::,~ +e--= ~ s0 ---? s ('""') ?e...- ·z. ~ ~ b. Write a balanced cell reaction Z~tj-'- _,. c. 2~ Sx---.-? Diagram the cell. -~ SQl~- ~~·~\tt- A.~oJt " lr---:- ),t ~~ ----- ["' ~ ·-· -~ M• k-- . ) '1...2__ Oti\D ole_ --\- s:-'() ~+ ~~~,:; 1\~~ll ~ r ---------f-. Vol~ .-'(.~r ,___ CqA~ool~ \ l c_c; \- ~utl.t Becky Mitchell (rfm64) Maxwell Young (mtyS) Stefi Panit (ssp59) Sl Session 29 12/4/13 Potential Difference: Tells us if reaction will occur Ecell = Ecathode 0 - Eanode 0 ~-Based on REDUCTION potentials; DO NOT FLIP! If 6E is negative, the reaction is (spontaneous/n~. For all galvanic cells, the 6E must be ::S'¥0(")\-/ ( po>·~ l~"' ( '-) Nernst Equation- relate~ Gibb's Free Energy and EMF D.Go = -nFEcell n = :W ol ~no\-e. <;;,. \"'\ F 'C;:0tCA...
View Full Document

This note was uploaded on 01/16/2014 for the course CHEM 111 taught by Professor Kenney during the Fall '08 term at Case Western.

Ask a homework question - tutors are online