An acidified solution of 0.05 M Zn2+ is saturated with 0.1 M H2S. What is the minimum molar concentration (M) of H+required to prevent the precipitation of ZnS?Use Ksp (ZnS) = 1.25 × 10–22 and Overall dissociation constant of H2S , KNET = K1K2 = 1 × 10–21