Consider the following Gibbs energies at 25 °C.
Substance Ag (aq) Cl–(aq) AgCl(s) Br–(aq) AgBr(s)
(a) Calculate ΔG°rxn for the dissolution of AgCl(s).
(b) Calculate the solubility-product constant of AgCl.
© Calculate ΔG°rxn for the dissolution of AgBr(s).
(d) Calculate the solubility-product constant of AgBr.
Ag+ ΔGf=77.1
Cl- ΔGf=-131.2
AgCl ΔGf=-109.8
Br- ΔGf=-104
AgBr ΔGf=-96.9