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Chemistry Forums for Students => Physical Chemistry Forum => Topic started by: thisgirlme on June 06, 2009, 12:58:44 PM

Title: GIBBS FREEE ENERGY PROBLEMS!!
Post by: thisgirlme on June 06, 2009, 12:58:44 PM

HIYA DOES ANY1 KNOW HOW I CAN WORK OUT:

determine change in Gibbs free energy for the following reaction?

Zn (s) + Cu 2+ (aq) (equilbrium sign) Cu (s) + Zn2+ (aq)

MANY THANKS IN ADVANCE
XXXMWAHXXX

Title: Re: GIBBS FREEE ENERGY PROBLEMS!!
Post by: sjb on June 06, 2009, 01:16:21 PM

Well, what data do you have?

Do you have, for instance  :delta: Gf for Zn²⁺, and Cu²⁺

Title: Re: GIBBS FREEE ENERGY PROBLEMS!!
Post by: thisgirlme on June 06, 2009, 01:21:17 PM

I DONT HAVE ANY DATA
XX

Title: Re: GIBBS FREEE ENERGY PROBLEMS!!
Post by: Borek on June 06, 2009, 01:47:45 PM

Quote from: thisgirlme on June 06, 2009, 01:21:17 PM

I DONT HAVE ANY DATA
XX

So there is no solution. Period.

You were asked twice to read and obey forum rules (http://www.chemicalforums.com/index.php?topic=33740.0). You ignored them. Your choice.