V1 s Ks 1 a s Keq1 1 s Ks a Ka n 1 1 s Ks a Ka n L0 1 p Kp 1 Cp p Kp n eq 0 V1 s s05 1 a s Keq1 s s05 a a05 h 1 s s05 a a05 h 1 p p05 h 1 alfa p p05 h V2 a b Keq2 a K2a 1 b K2b V3 b p Keq3 b K3b 1 p K3p