Write a balanced net ionic equation to show why the solubility of Zn(CN)2(s) increases in the presence of a strong acid and calculate the equilibrium constant for the reaction of this sparingly soluble salt with acid. Be sure to specify states such as (aq) or (s). Zn(CN)2(s) + 2H3O+(aq)   Zn2+(aq) + 2HCN(aq) + 2H2O(l) K =

Q: The weak acid acetic acid, CH3COOH(aq), is titrated with strong base potassium hydroxide, KOH(aq).…

A: At Equivalence point acid and base both titrated with each other and strong base complete…

Q: Calculate the pH of a buffer containing 0.1 M HC2H3O2 (aq) mixed with 0.1 M NaC2H3O2 (aq)?

A: The buffer solution will contain 0.1 M acetic acid (weak acid) and 0.1 M sodium acetate (salt of…

Q: mixture of enantiomers has a specific rotation of -25 degrees when its pure enantiomers have a…

A:

Q: A buffer is 0.282 M C 6H 5COOH(aq) and 0.282 M Na(C 6H 5COO)(aq). Calculate the pH after the…

A: The reaction is shown as,

Q: Write a balanced net ionic equation to show why the solubility of Ca(OH)2(s) increases in the…

A: We have find out the answer.

Q: A buffer solution consists of 0,25 mol∙dm–3 acetic acid (HC2H3O2; Ka= 1,8 x 10–5) and 0,35 mol∙dm–3…

A: Buffer solution: The buffer solution is an aqueous solution consisting of a mixture of a weak acid…

Q: Calculate the Molar Solubility at 25.0 oC of an aqueous solution of calcium phosphate, Ca3(PO4)2,…

A: The solubility reaction for Ca3(PO4)2, is given by  Ca3(PO4)2 (s) -----> 3 Ca2+ (aq) + 2 PO43-…

Q: + In aqueous solution the Ag ion forms a complex with two ammonia molecules. Write the formation…

A: ( If you have any queries please feel free to ask me).

Q: Write a balanced net ionic equation to show why the solubility of FeCO3 (s) increases in the…

A: The solubility of FeCO3 (s) increases in the presence of a strong acid due to the reaction with the…

Q: What is the molar solubility of a hypothetical compound AB in pure water given a Kp = 6.4x 10²?…

A: Molar solubility of AB will be  [AB] = 0.253 M Note : Molar solubility is measured in mol/L or M

Q: use the relevant solubility data from tables and calculate the molar solubility of copper(II)…

A: To calculate the molar solubility of copper (II) sulfide in 1.2 M ammonia solution.  The solubility…

Q: 134 grams of potassium sorbate KCH3 (CH)4CO2 is fully dissolved in 100.00 mL of water, which is…

A:

Q: Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO₂H, in enough water to make 5.00 x…

A: Given- Mass of Benzoic acid = 0.235 g Volume of water = 5.00×102 mL Molarity of NaOH = 0.168 M

Q: A student prepares a solution for titration by adding a 10.00 mL aliquot of a solution saturated…

A: Given, A student prepares a solution for titration by adding a 10.00 mL aliquot of a solution…

Q: ) The Ksp of AgCl(s) at a specific temperature is 1.8 × 10^-10 M. The concentration of Cl-(aq) in…

A:

Q: What mass of (CH,) NH,Cl should the student dissolve in

A:

Q: Write a balanced net ionic equation to show why the solubility of PbF,(s) increases in the presence…

A: Solubility of PbF2 in aqueous solution of a strong acid :

Q: What is the pH of a buffer containing .0721 M Na2SO4 (aq) and .117 M NaHSO4 (aq)?

A: pH  of acidic buffer, pH = pKa+log([conjugate base]/[acid]).  pH  of acidic buffer, pH =…

Q: Ferric ion reacts with potassium thiocyanate to form the complex ion FeSCN^2+. Calculate the…

A: Answer: Reaction between Ferric ion and thiocynate ion is shown below:…

Q: What is the molar solubility of a hypothetical compound AB in a solution containing 0.2 MB given a K…

A:

Q: Calculate the change in pH when 7.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution…

A: Given data,Molarity of HCl=0.100MVolume of HCl=7mL=0.007LMolarity of NH3=0.10MMolarity of…

Q: Consider the insoluble compound copper(II) hydroxide, Cu(OH)2. The copper(II) ion also forms a…

A:

Q: What is the molar solubility of Mn(OH)2(s) in a solution that is buffered at pH 8.00 at 25 °C? The…

A: Given, pH = 8.00 Ksp of Mn(OH)2 is 1.9 × 10–13 at 25 °C.

Q: ulate the pH of a solution prepared by dissolving 1.90 g of sodium acetate, CH,COONA, in 85.0 ml of…

A: Given, Mass of Sodium Acetate = 1.90 g Ka of CH3COOH is 1.75×10-5.

Q: Write a balanced net ionic equation to show why the solubility of PbF,(s) increases in the presence…

A: The complete balanced equation is given as  PbF2(s) +2 HA(aq) ⇔ Pb+2 (aq) +2A-(aq) + 2HF(aq) The…

Q: Write a balanced net ionic equation to show why the solubility of Pb(OH)2(s) increases in the…

A: We know that Pb(oh)2 is insoluble in water , put it in strong acid and it’s solubility will…

Q: An analytical chemist is titrating 159.5 mL of a 1.200 M solution of nitrous acid (HNO,) with a…

A: The is a neutralization reaction which takes place as,…

Q: 2Ag*(aq) + CrOq²(aq) S Ag;CrO4 (s)

A: The equilibrium constant expression for the following reaction has to be written

Q: A solution may contain any or all of the following cations: Ag+, Pb2+, Ba2+, Ni2+ in an UNKNOWN…

A: Identification of cations

Q: Given the equation Ag+(aq)+2NH3(aq)-[Ag(NH3)2]+ (aq)Kf=2.00×107 determine the concentration of…

A:

Q: Would you expect the following reaction to proceed in aqueous solution as written? CuCl2 (aq) +…

A: According to the HSAB principle, soft metal react with soft nucleophile and  hard metal combine with…

Q: A solution is tested with three indicators and it has a pH of 4.6. Identify the colours of the…

A: Indicator are those species which changes colour according to solutions pH .

Q: What is the pH of a buffer containing .11 M HCIO (aq) and .57 M NaCIO (aq)?

A:

Q: What is the pH of the equivalence point?

A:

Q: A solution contains 0.30 M Pb^ 2+ + and 0.47 M Al^ 3+ Calculate the pH range that would allow Al(OH)…

A: Given that, A solution contains; Concentration of Pb2+ = 0.30 M Concentration of Al3+ =  0.47 M…

Q: A student prepares a solution for titration by adding a 10.00 mL aliquot of a solution saturated…

A:

Q: Write the equilibrium constant expression for this reaction: 3H* (aq) +PO³(aq) H₂PO4(aq)

A: Since,The equilibrium constant is the ratio of the concentration of the product to the concentration…

Q: A: Calculate the solubility product constant for PbCl2, if 80.0 mL of a saturated solution of PbCl…

A: The solubility of a compound defines the dissolution of the compound in a given solution. The…

Q: Consider the insoluble compound zinc cyanide, Zn(CN)2. The zinc ion also forms a complex with…

A:

Q: A buffer solution consists of 0,25 mol∙dm–3 acetic acid (HC2H3O2; Ka= 1,8 x 10–5) and 0,35 mol∙dm–3…

A:

Q: The solubility of salts that contain the conjugates of weak acids increase in acidic solution. Given…

A:

Q: A chemistry graduate student is given 100. mL of a 1.30M benzoic acid (HC,H,CO,) solution. Benzoic…

A: GivenMolarity ofbenzoic acid = HC6H5CO2 =1.30 MVolume of solution = 100 mL = 0.1 LMoles of benzoic…