interest are: phenol (pK, = 9.9), and acetic acid (pK, = 4.8). LOH CH3- CH3- он A в D acetate phenol acetic acid phenoxide a) The stronger acid is b) Its conjugate base is c) The species that predominate at equilibrium are (two letters, e.g. ac)|
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- 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 acetic acid (pKa = 4.8). 1.) - The stronger acid is - Its conjugate base is - The species that predominate at equilibrium are 2.) - The stronger base is - Its conjugate acid is - The species that predominate at equilibrium areAnswer 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: water (pKa = 15.7), and phenol (pKa = 9.9).a) The stronger base is b) Its conjugate acid is c) The species that predominate at equilibrium are (two letters, e.g. ac)Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D below each structure.
- Sort the compounds below in order of increasing acidity. Explain your answer.Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D below each structure.A table of pKa values for various organic and inorganic acids can be found in the references section.for parts 1 and 2 a) The weaker acid is b) Its conjugate base is c) The species that predominate at equilibrium are (two letters, e.g. AC)Rank the compounds below in order of increasing acidity HF, H2O, NH3
- According to the Evan's pKa table, phenol has a pKa of 9.95. p-Nitro and m-nitrophenol have pKas of 7.14 and 8.35 respectively. Using resonance structures, explain the observed trends in the acidity of these molecules.The Ka of acetic acid (CH3CO2H) is 1.8x10-5 and the Kb of methylamine (CH3NH2) is 4.4x10-4. Complete the following equilibrium reaction (acid-base reaction) equation and predict the side of the equilibrium that is favored. Explain. Show all your work.Which of the compounds listed below will produce a slightly basic solution when dissolved into water? -Sr(CIO2)2 -BaBr2 -KI -CH3CH2NH3Br
- Rank the following acids in order of increasing(weakest to strongest) acidity. I. 4-methoxybenzoic acid II. 4-chlorobenzoic acid III. 4-methylbenzoic acid IV. 4-nitrobenzoic acidWrite equations for the following acid-base reactions. Label the conjugate acids and bases, and show any inductive stabilization. Predict whether the equilibrium favors the reactants or products. Try to do this without using a table of pKa values, (a) CH3CH2OH + CH3NH- (b) F3CCOONa + Br3C¬COOH(c) CH3OH + H2SO4 (d) NaOH + H2S(e) CH3NH3+ + CH3O- (f) BrCH2CH2OH + F3C¬CH2O-(g) NaOCH2CH3 + Cl2CHCH2OH (h) H2Se + NaNH2(i) CH3CHFCOOH + FCH2CH2COO- (j) CF3CH2O- + FCH2CH2OHDBU, 1,8-diazabicyclo[5.4.0]undec-7-ene, is a base we will encounter in elimination reactions in Chapter 8. Which N atom is more basic in DBU? Explain your choice.