Think of an experiment you could perform to determine if the iron(III) thiocyanate formation equilibrium is exothermic or endothermic. Fe3+(aq) + SCN‒(aq) ⇌ Fe(SCN)+2(aq) pale yellow(left)  deep red(right)

Q: The fictitious complex M(SCN)2 can be produced from an aqueous equilibrium in which the M2+ ion is…

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Q: Which of the following react with ammonia to form a black precipitate?     AgCl     PbCl2…

A: Here the following is Hg2Cl2 which will give black precipitate with ammonia.

Q: How do I fill in the ICE tables?

A: Please see the attached photo for the solution.To calculate the equilibrium constant, Kc, first…

Q: What is the concentration of Ag* at equilibrium in the following reaction when carried out at 238 K…

A: Oxidation and Reduction: The process where an element loses an electron leading to an increase in…

Q: The solubility product of Cu(OH)2 is 4.8 x 10-20. Calculate the value of pCu2+, i.e., -log[Cu2+], in…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Given the equation Ag+ (aq) + 2NH₂ (aq) – [Ag(NH3)₂]+ (aq) determine the concentration of NH3(aq)…

A: Mass of AgCl to be dissolved = 347 mg = 0.347 g.Volume of solution = 100.0 mL = 0.100 L…

Q: QUESTION 7 A solution is prepared such that the initial concentration of A2+ is 1.50x10-3 M and the…

A: Given: The initial concentration of A2+ and X is 1.50×10-3 M and 4.60×10-3 M, respectively. The…

Q: In a solution of 0.64 M Ag(NH3)2+, how much free NH3 is in solution at equilibrium? Ag+(aq) +…

A: Answer: Formation constant of the compound is very high, therefore whatever the free ammonia will be…

Q: A solution is prepared such that the initial concentration of A2+ is 1.50×10-3 M and the initial…

A: The equilibrium constant of a reaction is the ratio between the product's concentration to the…

Q: what are the net ionic equations as appropriate for the reactions in wells C1, C2, and C3 below?…

A: A chemical reaction can be expressed in the form of an equation. There are different equations used…

Q: Carbonates, phosphates, borates, and arsenates—except those of the ammonium ion and the alkali…

A: It is given that Ba3(PO4)2 is insoluble in water  it means that the concentration of (Ba2+)and…

Q: Write the equilibrium equation when Fe(OH)3 is dissolved in water. Write the corresponding Ksp…

A: Fe(OH)3 is sparingly soluble in water. So, it partially dissociate into water.

Q: Given that the value of Kc is 199.90, calculate the equilibrium concentrations of Fe+3 and SCN- if…

A: Well, First we need to reverse the reaction so that construction of ICE table will be easy.  Kc for…

Q: What is the equilibrium expression (Keq) for the reaction below? Mg3(PO4)2(s)  3 Mg2+(aq) + 2…

A: The given equilibrium reaction is as follows:     Mg3PO42(s) ⇌ 3Mg2+(aq) + 2PO43-(aq) The…

Q: Using the dissociation constant, Kd = 1 × 10–44, calculate the equilibrium concentrations of Fe3+…

A: In the given question, it is understood that the compound is under equilibrium with its respective…

Q: For the aqueous [Ni(CN)4] complex K, = 2.00 × 1031 at 25 °C. Suppose equal volumes of 0.0092 M Ni…

A: A complex ion is formed when a metal ion and a ligand react. The reaction is a Lewis acid-base…

Q: Find the equilibrium constant for the reaction Na(s) + Fe3+ Fe2+ + Na+

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Q: A 1.00 L solution contains 3.25×104 M Cu(NO3)2 and 2.500×103 M ethylenediamine (en). The K+ for…

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Q: Fe(NO3)3 (0.00100 mol) and KSCN (0.200 mol) are added to water to make exactly 1 liter of solution.…

A: The ICE table can be drawn as follows-

Q: 3. Complex ion formation. Calculate the equilibrium concentration of Ag+(aq) in a solution that is…

A: We have find out the answer

Q: Only 9.8 mg of calcium oxalate (CaC2O4) dissolves in 1.6 L of water at 25°C. What is the solubility…

A: We have to calculate the Ksp for calcium oxalate .

Q: Fe3+ (aq) + SCN¯(aq)= FENCS²+*(aq)

A: The principle used to maintain the balance between both sides of the reaction is Le Chatelier's…

Q: Write the equation for the equilibrium constant (K) of the reaction studied in this exercise.  2CrO4…

A: Only aquous concentration is written in the Keq equation.

Q: What is the approximate concentration of free Ag* ion at equilibrium when 1.78x102 mol silver…

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Q: Sodium chloride is added to the reaction below. Will it affect the equilibrium?Which way will the…

A: No , there will be no effect on equilibrium.

Q: A solution is prepared such that the initial concentration of A2+ is 1.50×10-3 M and the initial…

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Q: What is the approximate concentration of free Ag+ ion at equilibrium when 1.36x10-² mol silver…

A: Given data, Silver nitrate added at equilibrium  1.36×10-2 mol to 1 L of solution that is 1.2 M in…

Q: Write the equilibrium constant expression, Kc, for the following reaction: (If either the numerator…

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Q: Which one of the following is the correct expression for the equilibrium constant for the reaction…

A: Equilibrium constant expression can be described as the product of molar concentration of products…

Q: Consider again the ammonia reaction. If the equilibrium constant = 3.9 x 105 at 300 K and K = 1.2 x…

A: The relation between the equilibrium constant and standard Gibbs, free energy is: ΔG = -RT × ln K…

Q: A solution contains 2.2 × 10-3 M in Cu2+ and 0.33 M in LiCN. If the K+ for Cu(CN)4²- is 1.0 × 1025,…

A: Initial concentration of Cu2+ = 2.2 × 10-3 MInitial concentration of LiCN = 0.33 MFormation…

Q: 1) Gallium hydroxide, Ga(OH)3, has a KSP of 7.28x10-36. Ga(OH)3(s) ⇌ Ga3+(aq) + 3OH- (aq) Under…

A: The KSP expression for gallium hydroxide is: KSP = [Ga3+][OH-]3 To determine the circumstance under…

Q: 3. Assume that the reaction studied is actually: Fe³+ (aq) + 2SCN- (aq) → Fe(SCN)₂+ (aq) a. What is…

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Q: You are on one of Saturn's many moons and discover a substance, Y2O that undergoes autoionization…

A: Applying similar concept of kw and pH as like water because it also involves in auto ionisation like…

Q: buffer )Find a buffer to maintain a laboratory system for coagulation at a pH of 5.5.  The system…

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