Why is the answer a? Please show all work Silver ion forms a complex ion with...
A saturated solution of calcium iodate contains 2.37 g/L of Ca(IO3)2. (a) What is the solubility of calcium iodate in mol/L? (b) What are the concentrations of Ca2+ and IO3 – ion, respectively, in the saturated solution? (c) Calculate the Ksp value for Ca(IO3)2. Part b ) Silver ion, Ag+ , readily forms complex ion, Ag(S2O3)2 3– , with thiosulfate, S2O3 2– , according to the following equation: Ag+ (aq) + 2S2O3 2– (aq) ⇌ Ag(S2O3)2 3– (aq); Kf =...
Unexposed silver halides are removed from photographic film when they react with sodium thiosulfate (Na2S2O3, called hypo) to form the complex ion Ag(S2O3)23-. The reaction with silver bromide is: AgBr(s) + 2 S2O32- (aq) ⇌ Ag(S2O3)23- (aq) + Br- (aq) The equilibria that need to be considered are: Ag+ + 2 S2O32- (aq) ⇌ Ag(S2O3)23- (aq) Kf = 4.7 x 1013 AgBr(s) ⇌ Ag+ (aq) + Br- (aq) Ksp = 5.0 x 10-13 What mass of Na2S2O3 is required to...
How many moles of Na2S2O3 are needed to dissolve 0.354 mol of AgBr in a 1.0 L solution if Ksp for AgBr is 3.3×10−13 and Kf for the complex ion [Ag(S2O3)2]3− is 4.7×1013? The answer should include two significant figures.
How many moles of Na2S2O3 are needed to dissolve 0.65 mol of AgBr in a solution volume of 1.0 L, if Ksp for AgBr is 3.3×10−13 and Kf for the complex ion [Ag(S2O3)3−2] is 4.7×1013? Remember to use correct significant figures in your answer (round your answer to the nearest tenth).
Consider the insoluble compound silver cyanide , AgCN. The silver ion also forms a complex with ammonia. Write a balanced net ionic equation to show why the solubility of AgCN (s) increases in the presence of ammonia and calculate the equilibrium constant for this reaction For Ag(NH)h,Kr-1.1107.Use the pull-down boxes to specify states such as (aq) or (s). Knet
1) Write the solubility-product expression for the following mercury salts: Hg2Cl2 and HgCl2. 2) Exactly 0.133 mg of AgBr will dissolve in 1.00 L of water. What is the value of Ksp for AgBr? 3) By experiment, it is found that 1.2 x 10-3 mol of lead (II) iodide, PbI2, dissolves in 1.0 L of water at 25°C. What is the Ksp at this temperature? 4) What is the molar solubility of silver chloride in 1.0 L of solution that...
7. Silver ion forms a stable 1:1 complex with a chelating amine molecule. Calculate the silver ion concentration at equilibrium when 25mL of 0.10 M silver nitrate is added to 50 mL of 0.15 Mamine. Given that Kf = 5.0 x 10'.
Silver (I) ions in aqueous solutions react with NH3(aq) to form a complex ion according to the following reaction: Ag+ + 2NH3(aq) ---> Ag(NH3)2+ with a formation constant, Kf of 1.5 x 107. Calculate the solubility in g/L, of AgCN(s) (Ksp = 2.2 x 10-16) in 0.75M NH3(aq)
all 5&6 5.) Solid silver bromide , AgBr, can be dissolved by adding concentrated aqueous ammonia to give the water- soluble silver-ammonia complex ion. AgBr(s) + 2NH,(aq) U Ag(NH), (aq) + Br(aq) (a) Show that this equation is the sum of two other equations, one representing the dissolution of AgBr into its component ions and the other representing the formation of the silver-ammonium complex from silver ion and ammonia (b) Calculate the equilibrium constant for the above reaction K,(AgBr) =...
answer these please 17. The solubility of AgCl is 0.000 013 mol/L. Calculate the Ksp for AgCl. 18. If the concentration of chloride ion remaining in solution after silver chloride has been precipitated is 0.2 M, what is the concentration of the silver ion? Kap of AgCl is 2.8 X 10-10 19. What is the experimental Ksp of CaCO3 if the residue after evaporation of a 1.00 L saturated solution is found to have a mass of 0.006 90 g?...