5. For each of the following acid-base equilibria:I.Draw the structures of the conjugate acid and conjugate base that would be the products of the reaction aswritten.II. Use your knowledge of pKa values from lecture to estimate the value of the equilibrium constant, Keq, for thereaction. Be sure to show your work.III. Bearing in mind your answer for II, predict whether reactants, products, or neither would be favored by thereaction system at equilibrium. (Circle the side that is favored, or simply write "neither.") No explanation isnecessary.(a)CH3CH2O+ H3CCH3(b)H3CC=C-H CH3NH(c)CI+PhOH(d)HCN + NH3

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Answered: 5. For each of the following acid-base…

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases

Section: Chapter Questions

Problem 112IL

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Draw the Lewis structure of the 1:1 adduct that forms in the Lewis acid-base reaction between boron trifluoride (BF3) and dimethyl ether ((CH3)20). . Explicitly draw all H atoms. . Include all valence lone pairs in your answer. . Do not include charges in your answer. They will not be considered in the grading. . In cases where there is more than one answer, just draw one. O Q [ ] در ? Ⓡ ChemDoodle
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Assuming that base (B:) and acid (AH) are mixed in equal concentrations and using pKa values of acid AH 3.5 and pka value of conjugate acid for the base BH 5.5 calculate what percent of BH will appear in this reaction once the equilibrium is reached. Answer is numerical. Round the answer to the nearest whole number. Don't write % symbol in the answer.
Verify that the equilibrium position for the reaction between phenol and hydroxide ion is on the right by comparing the pKa value of the acid on the left with that of the acid on the right. Which acid is stronger? do the same for the reaction of phenol with hydrogen carbonate ion
Assuming that base (B:) and acid (AH) are mixed in equal concentrațions and using pka values of acid AH 3.7 and pka value of conjugate acid for the base BH 4.9 calculate what percent of BH will appear in this reaction once the equilibrium is reached. Answer is numerical. Round the answer to the nearest whole number. Don't write % symbol in the answer.
Complete the following table, which lists information about the measured acid dissociation constants of three unknown weak acids. Note: be sure each number you put in the table has the correct number of significant digits.
H₃PO₄ is a polyprotic acid with three acidic protons. Be sure to include the proper phases for all species within the reaction. Identify the products of the second acid dissociation of H₃PO₄ in water. Be sure to include the proper phases for all species within the reaction.
1. Predict if an aqueous solution of 0.5 M sodium cyanide, NaCN, would be acidic, neutral, or basic at 298 K. 2. Write the correct hydrolysis reaction that would be used to calculate the pH of the solution. 3. Create and fill in an ICE table below your reaction in part 2, using x as the variable. Do NOT make assumptions about the size of x; include all terms. 4. Which equilibrium constant is needed? Substitute your terms into the expression for the appropriate equilibrium constant. Do NOT make assumptions about the size of x; include all terms. Do NOT look up the value of K, solve for x or calculate the pH; you're done.
Calculate at what pH about 80% of 2-naphthol (pKa = 9.5) will be found in the ionized form in aqueous solution. Write your answer in numerical form with one diciminal digit (e.g. 1.1) Answer:
[References] Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D below each structure. The pka's for the acids of interest are: phenol (pka = 9.9), and carbonic acid (pKa = 6.4). OH A phenol B bicarbonate C phenoxide OH D carbonic acid a) The stronger acid is b) Its conjugate base is c) The species that predominate at equilibrium are (two letters, e.g. ac)
A chemist wants to perform a reaction using the reagent below, which can act as a Brønsted-Lowry base. Considering only the reagent's capacity to act as a base, check the boxes of any compounds in the table that the chemist should not use as the solvent for the reaction. Use the ALEKS Data resource to look up useful data. If all of the solvents below are acceptable, please check the box that says "All solvents are acceptable." ☐ All solvents are acceptable reagent proposed solvent CH, NH, i OH u do not use this solvent (check all that apply) ☐ U

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