Explain the following phenomenon:
Answer to relevant QuestionsFor which salt in each of the following groups will the solubility depend on pH? a. AgF, AgCl, AgBr b. Pb(OH)2, PbCl2 c. Sr(NO3)2, Sr(NO2)2 d. Ni(NO3)2, Ni(CN)2 Kf for the complex ion Ag(NH3)2+ is 1.7 × 107. Ksp for AgCl is 1.6 × 10-10. Calculate the molar solubility of AgCl in 1.0 M NH3. You have the following reagents on hand: What combinations of reagents would you use to prepare buffers at the following pH values? a. 3.0 b. 4.0 c. 5.0 d. 7.0 e. 9.0 What is the maximum possible concentration of Ni2+ ion in water at 25oC that is saturated with 0.10 M H2S and maintained at pH 3.0 with HCl? Write balanced equations that describe the following reactions. a. The dissociation of perchloric acid in water. b. The dissociation of propanoic acid (CH3CH2CO2H) in water. c. The dissociation of ammonium ion in water.
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