List the ∆Hºf for the species of the following ionic net equations:
NH4+(aq)+ OH-(aq)→H2O(l)+NH3(g)
and H+(aq)+OH-(aq)→H2O(l)
(sodium hydroxide+ammonium chloride)
(sodium hydroxide+hydrochloric acid).
List the ∆Hºf for the species of the following ionic net equations: NH4+(aq)+ OH-(aq)→H2O(l)+NH3(g) and H+(aq)+OH-(aq)→H2O(l) (sodium...
1 Part A: The net ionic hydrolysis equation for aqueous ammonium chloride is: a.H2O(l)⇄H+(aq)+OH-(aq) b.NH4+(aq)+H2O(l)⇄NH4OH(aq)+H+(aq) c. NH4OH(aq)+HCl(aq)⇄NH4Cl(aq)+H2O(l) d. NH4Cl(aq)⇄NH4+(aq)+Cl-(aq) Part B: Adding acid to the buffer, NH3-NH4+, will produce this (net ionic) reaction: a. H+(aq)+OH-(aq)⇄H2O(l) b. H+(aq)+NH4+(aq)⇄NH3(aq)+H2(g) c. H+(aq)+NH4+(aq)⇄NH52+(aq) d. H+(aq)+NH3(aq)⇄NH4+(aq)
NH4+(aq) + H2O (l) BLUE <--GREEN--> NH3(aq) + H3O+(aq) YELLOW NH4+ + H2O= Blue. NH3 + H3O = Yellow. Mix is green at equilibrium. Q: When adding sodium hydroxide solution, the color of the equilibrium mixture changed from green ---> yellow. a. In which direction did the equilibrium shift? (L) left or (R) right b. Explain answer to a. Which ion was added or removed from the equilibrium mixture?
Identify conjugate acid-base pairs in each of the following reactions. NH3(aq) + H2O(l) = NH4+ (aq) + OH- (aq) Check all that apply. H2O/NH3 NH4+/NH3 H2O/OH NH4+/OH- Submit Request Answer Part B OH(aq) + HF(aq) = H20(1)+F- (aq) Check all that apply. H2O/F- H20/OH HF/F- HF/OH
Which of the following in the net ionic equation for the titration of NH3(aq) with HCl(aq)? + NH4 (aq) a) H(aq) + OH(aq) → H2O(1) b) NH3(aq) + H (aq) c) NH3(aq) + HCl(aq) → NHCl(aq) d) NH3(aq) + H+ (aq) +Cl(aq) → NH4*(ng) + Cl(aq) OA B Ос OD
Part B: Difference between Strong and Weak Acids Write net ionic equations for the reaction of HCI with Zn and HCl with CaCOs. Compare and explain the chemical behavior of 6 M HCI versus 6M HC2H302 when reacted with either Zn or CaCOs. Use concentration of H as part of the explanation. Page 70 APPLICATION OF PRINCIPLES 1. Using the Electrolyte Table and the Solubility Table, write the formulas of the principle species present when the following are mixed with...
Chemistry Molecular Equations Write the molecular equations (including phase labels), ionic, and net ionic equations. Indicate the type of reaction, if there isn't one, please specify with "no reaction". 1. Potassium chloride + silver nitrate 2. Silver nitrate + nickel 3. Iron (II) sulfate + ammonium sulfide 4. Sulfuric acid and magnesium hydroxide 5. Hydrochloric acid + sodium hydrogen carbonate
Part A. Which of the following is not a redox reaction? H2O(l) + NH3(g) NH4+(aq) + OH–(aq) 2H2(g) + O2(g) 2H2O(l) Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g) FeSO4(aq) + K2Cr2O7(aq) + 7H2SO4(aq) Cr2(SO4)3(aq) + 3Fe2(SO4)3(aq) + K2SO4(aq) + 7H2O(l) Cl2(g) + 2KBr(aq) Br2(l) + 2KCl(aq) Part B. A 43.46 mL sample of Na2SO3 was titrated with 68.99 mL of 0.128 M K2Cr2O7 solution in the presence of H2SO4. Calculate the molarity of the Na2SO3 solution. Enter to 3 decimal...
Ammonia react with water as shown in the following equation: NH3(aq) + H2O(l) NH4+(aq) + OH-(aq) Kb = 1.77 x 10-5 and Ka = 5.65 x 10-10 a) Calculate the pH of the 0.030 M NH3 solution (Use a labeled ICE table) b) Calculate the pH of the solution at the equivalent point (when equal amount of acid is added. Assume the volume doubles). (Use a labeled ICE table) c) Over which pH range (actual numbers) do you expect...
I need help in finding the molecular, complete ionic, and net ionic equations for each. Copper(II) Sulfate + Potassium Phosphate Blve jo recipitare but event pread Observation Molecular Equation Complete Ionic Equation Net Ionic Equation Driving Force Hydrochloric Acid + Sodium Hydroxide Observation clear and no observable change Molecular Equation Complete lonic Equation Net Ionic Equation Driving Force Sodium Acetate + Hydrochloric Acid transluant with no Uberucible change Observation Molecular Equation Complete Ionic Equation Net Ionic Equation Driving Force Ammonium...
Write the molecular, complete ionic, and net ionic equations for the following. Make sure to properly identify all phases in the reaction. A) Nitric Acid and Potassium Carbonate B) Sodium Bromide and Lead Nitrate C) Acetic Acid and Calcium Hydroxide D) Calcium Nitrate and Sodium Sulfate E) Ammonium Chloride and Lithium Hydroxide