Concentration Cells(1) S.J.T.U. Phase Transformation and Applications Cu→Cu2+[I]+2e 2e+Cu2+[I]→Cu Cu2+[II]→Cu2+[I] Cu Cu G=0E=0 Cu2+ Cu2+ I I RT. E=- In 0'c2*0 Figure 6.6 Schematic diagram aF acun of concentration cell. SJTU Thermodynamics of Materials Springl2008©X.J.Jin Lecture 11 Electrochemistry llPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Springl 2008 © X. J. Jin Lecture 11 Electrochemistry II Concentration Cells (1) + − → + 2][ eICuCu 2 + → CuIICue− + 2 ][ 2 ][][ 2 2 ICuIICu + → + =Δ 0 o G =0 o E ][ ][ 2 2 ln IICu ICu zF RT E + + −= α α