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Activity coefficient

Posted: Mon Jun 12, 2023 12:00 am
by Neon
Hello,

I would like to know if I also have to square the activity coefficient in addition to the equilibrium constant of silver, if I want to express the solubility or solubility product Ag2SO4 📖.

\(Ksp = γ(Ag+)square *[Ag+]square *γ(SO42')*[SO42-]\)

or

\(Ksp = γ(Ag+)*[Ag+]square *γ(SO42')*[SO42-]\)

Thanks in advance!

Re: Activity coefficient

Posted: Mon Jun 12, 2023 7:05 am
by ChenBeier
ai = γ*ci

ai^2 =(γ*ci)^2 = γ^2*ci^2

Re: Activity coefficient

Posted: Thu Jul 20, 2023 2:19 am
by brian09
Ksp=[Ag+] 2∗[SO4 2-]

Ksp=γ(Ag+)∗[Ag+]2∗γ(SO4 2−)∗[SO4 2−]