4. (10 pts) For the following reaction, (a) label the ACID, BASE, CONJUGATE ACID, and CONJUGATE BASE; (b) find the pKa values using the included Table (at the end of this document) and use these values to determine the direction of the equilibrium; and (c) use curved arrows to show the flow of electrons. ose OH

4. (10 pts) For the following reaction, (a) label the ACID, BASE, CONJUGATE ACID, and CONJUGATE BASE; (b) find the pKa values using the included Table (at the end of this document) and use these values to determine the direction of the equilibrium; and (c) use curved arrows to show the flow of electrons. ose OH

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter4: Acids And Bases

Section: Chapter Questions

Problem 4.33P: Complete the equation for the reaction between each Lewis acid-base pair. In each equation, label...

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Complete the equation for the reaction between each Lewis acid-base pair. In each equation, label which starting material is the Lewis acid and which is the Lewis base; use curved arrows to show the flow of electrons in each reaction. In doing this problem, it is essential that you show valence electrons for all atoms participating in each reaction. (a) (b) (c) (d)
The following scenes represent three weak acids HA(where AX, Y, or Z) dissolved in water (H₂O is not shown):(a) Rank the acids in order of increasing Kₐ. (b) Rank the acidsin order of increasing pKₐ. (c) Rank the conjugate bases in orderof increasing pK(b). (d) What is the percent dissociation of HX?(e) If equimolar amounts of the sodium salts of the acids (NaX,NaY, and NaZ) were dissolved in water, which solution wouldhave the highest pOH? The lowest pH?
(d) For the following reaction: OH Na O a. draw the products and label the acid, base, conjugate acid and conjugate base with pk, values b. show your work for calculating the Kea of the reaction in the forward direction
(i) Identify the acidic proton(s) for each of the following carbonyl compounds: O O ( CHỊCH, CÁCH, BỊ CHỊCHỊCH, CÁCH, (2) || (3) CHy-O-C-CH,-C-O-CH, (4) CH,-C-CH, (ii) Rank the compounds (in part (i) above) in the order of increasing or decreasing acidity by using the symbol "" in your answer.
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(a) Given that Ka for acetic acid is 1.8 x 10-5 and that hypochlorous acid is 3.0 x10-8 , which is a stronger acid? (b) Which is the stronger base, the acetate ion or the hypochlorite ion? (c) calculate the Kb values for the CHCOO- and ClO- .
What is the conjugate acid of each of the following? What is the conjugate Dase of eacn? (a) NH Parts of the formula in your answer are transposed. Your answer appears to be missing a charge. Conjugate acid (b ) (CH₂)₂NH \table[[chemPad, (9) Help], [xlx =larr|l, Greek -],[(CH),NH,N What is the conjugate acid of each of the following? What is the conjugate base or eacn (UTIL SOLES- (a) NH3 Conjugate acid Conjugate base (b) (CH3)2NH Conjugate acid Conjugate base chemPad XX→→ chemPad XX→ NH₂ NH 2 NH4 NH 4 Parts of the formula in your answer are transposed. Your answer appears to be missing a charge. chemPad XX→ (CH4)2NH2 (CH_4)_2NH_2 chemPad XX→= Greek (CH₂)2N (CH_2) 2N Help Greek Help Greek X Help Greek juur Help
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но HO но он The pK, of ascorbic acid (vitamin C) is 4.17, showing that it is slightly more acidic than acetic acid (CH3CO0H, pKa 4.74). (a) Show the fou r different conjugate bases that would be formed by deprotonation of the four different OH groups in ascorbic acid. (b) Compare the stabilities of these four conjugate bases, and predict which OH group of ascorbic acid is the most acidic. (c) Compare the most stable conjugate base of ascorbic acid with the conjugate base of acetic acid, and suggest why these two compounds have similar acidities, even though ascorbic acid lacks the carboxylic acid (COOH) group.