2.] Practice Problem.
a.) If AgI(s) is placed in water, what is the [Ag+] and [I-] ? Ksp= 8.5 x 10-17
b.) If PbI2(s) is placed in water, what will the [Pb+2] and the [I-] be? Ksp= 8.5 x 10-9
2.] Practice Problem. a.) If AgI(s) is placed in water, what is the [Ag+] and [I-]...
A solution contains 2.2×10−4 M Ag+ and 1.7×10−3 M Pb2+. If NaI is added, will AgI(Ksp=8.3×10−17) or PbI2(Ksp=7.9×10−9) precipitate first? AgI. My question is: Specify the concentration of I− needed to begin precipitation.
Given that Ksp for AgI(s) = 8.3 × 10−17 and Kf for [Ag(CN)2]− = 1.0 × 1021 at 25°C, what is the ΔG° for the following reaction at the same temperature? AgI(s) + 2 CN−(aq) ⇌ [Ag(CN)2]−(aq) + I−(aq) A. –300 kJ/mol B. –248 kJ/mol C. –152 kJ/mol D. –28 kJ/mol E. +13 kJ/mol
3.1570-9- 2. An aquesus solution contains 0,010 M Brand 0.010 M I. If Ag is added until AgBr(s) just begins to precipitate, what are the concentrations of Ag and 1"? (Kip of AgBr-5.4 x 10-.Kp! of Agi = 8.5 x 10-17)
a. The solubility product, Ksp, for AgI is 8.3 x 10-17. What is the concentration of iodide ion (I- ) in solution saturated in silver iodide. b. What would the concentration of silver(I) ion (Ag+ ) be for a saturate solution of AgI which is also 0.20 M in NaI (soluble, of course)
Determine the molar solubility of AgI in pure water. Ksp (AgI)= 8.51 x 10-17
What is the molar solubility of AgI in 0.750 M NH3? Ksp for AgI is 8.3∙10-17, and Kf for Ag(NH3)2+ is 1.70∙107
What is the minimum [I−] that must be added to a 1.0×10−3M solution of Pb2+ in order to form a precipitate of PbI2(s)? The Ksp of PbI2(s) is 8.5×10−9. Report your answer with two significant figures.
Calculate the equilibrium concentrations of each ion in the final solution resulting from the mixing of 40.00 mL of 0.0450 M MgI2 and 60.00 mL of: (3) Ksp a) 0.0400 M KOH Mg(OH)2 1.8 x 10-11 b) 0.0500 M AgNO3 AgI 8.3 x 10-17 c) 0.0600 M Pb(NO3)2 PbI2 7.9 x 10-9
please answer both questions
QUESTION 26 Given the two equilibria below, Ag(NH3)2 (aq) = Ag (aq) + 2 NH3(aq) Kd-5.9x 10-8 Agl(s) Ag (aq)+I (aq) what is Ke for the following equilibrium? 10-17 Agl(s)+2NH3(aq) Ag(NH3)2"(aq)+ I (aq) а. 7.1 x 108 b. 1.4x 10-9 2.0 x 10-18 d. 4.9x 10-24 2.7 x 100 QUESTION 27 One liter of saturated zinc hydroxide solution contains 0.000222 g of dissolved Zn(OH)2. Use this information to estimate the Ksp for Zn(OH)2 1 pol a...
Suppose that a 10-mL sample of a solution is to be tested for I− ion by addition of 1 drop (0.2 mL) of 0.12 M Pb(NO3)2. What is the minimum number of grams of I−I− that must be present in order for PbI2(s)PbI2(s) (Ksp=8.49×10−9Ksp=8.49×10−9) to form? Express your answer using one significant figure.