Guntelberg Equation

PDF Document:Guntelberg Equation,log(ri)≒-(A*|(Z+)*(Z-)|*I^0.5/(1+I^0.5)). ri:Activity coefficient(-),A=0.509(25℃). I:Ionic strength. I(mol/l)<0.1. Z:Valence of ion.,log(ri)≒-(A*Z^2*I^0.5/(1+I^0.5))

DateFile NameSize(KB)MD5 Hash
2011/12/2820111228-002.pdf3301b93c8b94ac6d364791f88a5e9ab8150

Keyword

Guntelberg Equation,log(ri)≒-(A*|(Z+)*(Z-)|*I^0.5/(1+I^0.5)). ri:Activity coefficient(-),A=0.509(25℃). I:Ionic strength. I(mol/l)<0.1. Z:Valence of ion.,log(ri)≒-(A*Z^2*I^0.5/(1+I^0.5))

Reference

[1]:社団法人土木学会:『環境工学公式・モデル・数値集』,pp308-310,2004
[2]:Debye-Hückel Theory

Remarks

・ri:Activity coefficient(-)
・A=0.509(25℃)
・I:Ionic strength.
・Z:Valence of ion.