QUESTION 4 Excess Ag2SO4(s) is placed in water at 25 "C. At equilibrium, the solution contains...
Using the reduction potentials given, calculate the equilibrium constant, K, at 20 degrees C for the reaction Using the reduction potentials given, calculate the equilibrium constant, K, at 25°C for the reaction, 33 3+ Ag (aa) t Fe(a)Ag) Fe (aq) +0.77 V +0.80 V A Ag+(aq) + e- ← a. 1.66 b. 6.4 c. 3.2 d. 6.1 x 10-4 e. 1.6 x 104 Rank the following compounds according to increasing solubility in water. K” is a less than sign) 34...
ksp for Ag2SO4=1.6*10^-5 WhatſAg*) is needed to just begin precipitating Ag2SO4(s) from a .053 M SO42- (aq) solution? O 8.7 x 10M O 9.2 x 10-4M O 1.7 x 102M O 3.0 x 10-4M O 1.5 x 10-4M 3 pts Question 9 What is the charge of Fe in the complex [Fe(CN)2(SO4)25?? 0 +6 O +1 +3 +2 o -3
The equilibrium constant at 25 C for the dissolution of silver iodide is 8.5 x 10-17 Agl(s) <=> Ag+ (aq) + (aq) If an excess quantity of Agl(s) is added to water and allowed to equilibrate, what is the equilibrium concentration of 1-? O 4.3 x 10-17 M O 9.2 x 10-'M 6.5 x 10 PM 7.2 x10-33 M O 8.5 x 10-17 M
1- Calculating [H+] for Pure Water: In a certain acidic solution at 25 ∘C, [H+] is 100 times greater than [OH −]. What is the value for [OH −] for the solution? In a certain acidic solution at 25 , [] is 100 times greater than [ ]. What is the value for [ ] for the solution? 1.0×10−8 M 1.0×10−7 M 1.0×10−6 M 1.0×10−2 M 1.0×10−9 M 2. ± Acid-Base Relationships in Water: Water ionizes by the equation H2O(l)⇌H+(aq)+OH−(aq)The...
is this answer e? 2. In a solution prepared by adding excess Pbl2(S) [Kgp = 1.4 x 10-8] to water, [1 ] at equilibrium is A) 8.4 x 10-5 mol/L. B) 2.4 x 10-3 mol/L. C) 1.5 × 10-3 mol/L. D) 1.2 x 10-3 mol/L. (E) 3.0 x 10-3 mol/L.
A.) Given the reaction 2A + B ⇋ 4 C (all gases) concentrations at equilibrium are A = 0.076 M B = 0.829 M If K = 3.32, find the concentration of C and report it in M units. B.) Cu (s) + 2 Ag+ ⇋ Cu2+ (aq+) + 2 Ag(s) K = 7.88 x 104 PbCl2 (s) ⇋ Pb2+ (aq) + 2 Cl- (aq) K = 2.4 x 10-4 AgI (s) ⇋ Ag+ (aq) + I- (aq) K =...
please andwer all qeustions (24) Ag2 S (s) has the solubility equilibrium in water solution: Ag2 S (s) 22 Ag+ (aq) + S2- (aq) Which is the correct expression for Ksp of Ag2 S ? (a) Ksp = 2 [Ag 1? [S2-1 (b) Kyp = [Ag+] [S?) (C) Kop = [Ag 1824 (d) Ksp = [[Ag 7? + [5243 (25) When dissolving slightly soluble CaCO3 (s) in water, a solubility equilibrium is reached, with (Ca2+] = [CO3 2-1 = 5.3...
Part B please. Part A Silver chloride is only slightly soluble in pure water at 25 C AgCI(s) Ag (ag)+CI (aq) K-1.8 x 10 1 Calculate the concentration of Ag and Cl in a solution that is saturated with AgCl e, the system is at equilibrium and there is still solid AgCl visible). Express your answers using two significant figures, separate your answers by a comma. [Ag+],[Cl-)- 1.3×10-5 1.3×10-5 mol Li Previous An Correct Part B The addition of ammonia...
(4) 6 pts. A buffer contains 0.500 M of Formic acid (HCHO,) and 0.500 M of sodium formate (NaCHO2). Formic acid is a weak acid that dissociates in water as following: HCHO2 (aq) + H20 (1) =H30+ (aq) + CHO2 (ag) The equilibrium constant: Ks = ([H30+1X[CH02:])/[HCH02] =1.8 x 10-4 Calculate the pH of the buffer solution.
Question 6 of 11 Sub The solubility of Ag2SO4 in water at 25 °C is 0.0155 M. What is Ksp for Ag2SO4? * 1 2 3 C | 7 8 9 +/- X 100