(10pts) Post-Lab Questions Use this reaction to answer both post-lab questions. One of the reactions that is often studied in an equilibrium experiment is: NH3 (aq) + H2O (1) NH4 (aq) + OH(aq). Use this reaction to answer post-lab questions 1-3. (5pts) 1. Which way would the equilibrium shift if NH4Cl was added to the solution? Briefly explain. Normal : BIU X2 X2 = fx 8 e = (5pts) 2. What would happen to the concentration of NH4 if you added OH- to the reaction? Briefly explain. Normal BIU == fx 8 Tx Tx
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- Writing the concentration equilibrium expression for a.. Write the concentration equilibrium constant expression for this reaction. CH3CO,H(aq)+C,H,OH(aq)→CH;CO,C,H,(aq)+H,0(1)req 2req 2req s 2req ats 2req Use the References to access important values if needed for this question. The Solubility Product Constant for calcium carbonate is 3.8 x 10-⁹. The molar solubility of calcium carbonate in a 0.298 M ammonium carbonate solution is Submit Answer Retry Entire Group 9 more group attempts remaining Cengage Learning Cengage Technical Support M. Previous Email Instructor Next Save and ExitHow did the change of stress (adding or removing reactants or products) cause a shift in the equilibrium system of the solutions (in which direction) use an example. Use trial one as an example
- Based on your ICE table and the equilibrium expression for Ka, set up the expression for Ka in order to determine the unknown concentrations. Each reaction participant must be represented by one tile. Do not combine terms. Ka = = 1.5 × 10-5 RESET [0] [0.100] [0.120] [0.140] [0.0200] [0.0400] [x] [2x] [0.100 + x] [0.100-x] [0.120+x] [0.120-x] [0.140 + x] [0.140-x] [0.0200 + x] [0.0200 - x] [0.0400+x] [0.0400 - x] < PREV 2 3 Based on your ICE table and the equilibrium expression for Ka, determine the pH of this solution. pH = RESET 0 4.35 4.49 x 10-5 9.65 3.99 10.0 2.23 x 10-10 1.40 3.238 Chem101 14.4 Hydrolysis of Salt X Microsoft PowerPoint X |M Inbox (569) - mirandae X M Lab 3/1-elaine.mirand X Sy -log (10)(2.54*10^(-3)) x Question 25 of 66 Consider the equilibrium system described by the chemical reaction below. At equilibrium, a 200 mL reaction vessel contained a mixture of 0.55 atm NO,, 6.5 x 10-5 atm NO, and 4.5 x 10-5 atm O, at 103.0 °C. What are the values of Kp and Kc for the reaction at this temperature? 2 NO:(g) = 2 N0(g) + O2(g) 2 NEXT Based on the given data, set up the expression for Kp. Each reaction participant must be represented by one tile. Do not combine terms. Once the expression is constructed, solve for Kc. %3D 5 RESET (0.55) (6.5 x 10-5) (4.5 x 10-) (2.75) (3.3 x 10-4) (2.3 x 10-4) (2.75 x 10-9) (3.25 x 10-7) (2.25 x 10-7) 2(0.55) 2(6.5 x 10-5) 2(4.5 x 10-5) (0.55)? (6.5 x 10-5)2 5.3 x 10-9 gp א a-0E) 1.9 x 108 1.6 x 1012 6.3 x 10-13 * 23 2$ 7. 6 5. 9. 3. inCan you help me calculate the equilibrium constant using this data? (2 data sets) equilibrium reaction: Co(H2O)62+ (aq) + 4 Cl- (aq) ⇄ CoCl42- (aq) + 6 H2O (l)Assume we are to tackle a complex aqueous equilibria problem using the systematic process we learned in class. In our example, we’re going to look at dissolving silver chromate (Ag2CrO4, Ksp = 1.2 x 10–12) in water. Write 4 relevant equilibrium reactions. Answer: Dissolving silver chromate (Ag2CrO4, Ksp = 1.2 x 10–12) in water, The 4 relevant equilibrium reactions are given by, Ag2CrO4⇌2Ag++CrO−24CrO−24+H2O⇌HCrO−4+OH−HCrO−4+H2O⇌H2CrO4+OH−2Ag++2OH−⇌2AgOHH2O⇌H++OH− This is the part I need help with: Assume we are to tackle a complex aqueous equilibria problem using the systematic process we learned in class. In our example, we’re going to look at dissolving silver chromate (Ag2CrO4, Ksp = 1.2 x 10–12) in water. Write 1 charge balance equation (based on your answer from the previous question).I need accurate answers with full details. This is my chance to submit it so, please solve carefully.Give correct answer please..don't use Ai for answering thisDetermine the Ka for a weak acid by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 1 2 NEXT > A 0.1000 M solution of a weak acid, HA, is 3.0% dissociated. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) HA(aq) H₂O(1) H3O+(aq) A¯(aq) RESET 0 0.1000 3.0 -3.0 0.030 -0.030 0.0030 -0.0030 0.0970 -0.0970 0.0097 -0.0097 30 APR 3 n MacBook AirRecommended textbooks for youChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill EducationPrinciples of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage LearningOrganic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill EducationChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningElementary Principles of Chemical Processes, Bind…ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEYChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill EducationPrinciples of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage LearningOrganic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill EducationChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningElementary Principles of Chemical Processes, Bind…ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY