Which of the following statements is true about compounds X and Y? NH3 OH Y The solubility of the conjugate base of X in pure water is less than the solubility of the conjugate base of Y in pure water. Both X and Y are stabilized by resonance. O Compound Y is chiral. O The pKa of compound Y is lower than the pK, of compound X. The conjugate base of X is a stronger base than the conjugate base of Y.

Which of the following compounds is a carboxylic acid? Select one: a. CH3COO-K+ b. CH3COOH c. (CH3)2CHOOCH3 d. (CH3CO)2O e. (CH3)2O

At which pH would the following ionization state of methionine be the the most dominant species in solution? (pKa and pl vales are shown below) 0 H₂N-CH-C 1 2 CH₂ CH₂ S CH3 Methionine pka₁ = 2.28 pka₂ = 9.21 pl = 5.74

Use the information in the pK₂ table below to determine which side of the equilibrium is favored for each of the reactions in the second table. acid pK₂ acid pk₁ H₂ NH₂ X OH NH3 NH CH,SH₂ CH₂- 36 36 15.9 10.8 5.3 N + NH₂ OH + CH₂OH + CH,NH, CH₂OH CH₂-S -OH O OH Š CH₂SH₂ CH3NH 36 ΝΗ 19 15.7 9 Equilibrium Equation -2 -7.2 NH CH₂0 + H CH₂- NH₂ -fo + CH, SH + CH,NH, + NH₂ Left Equal Favored O O O O O O Right Favored O O O O O

indicate whether the compound indicated is stronger (S) or weaker (W) than isocyanic acid

Draw the form of the following compound that will predominate at pH 13. HO. pKa 1.84 NH2 pКa 9.13

The following Ka values are given for the benzoic acids below: 38.10-5 - 29.10-5- 6.10-5 - 3,4.10-5 Assign the Ka values for each benzoic acid, justifying your answer. COOH COOH OCH3 COOH NO₂ COOH CN

Rank the substances identified by letters a-d in order of acidity, 1-most acidic to 4=least acidic. -OH Bisulfate (pK₂=2.0) a The acidity rank of a is The acidity rank of bis 1234 The acidity rank of c is The acidity rank of d is 3 H₂C-CH₂-OH Ethanol (pK, =16.0) b H-C=C-H Ethyne (PK, 25.0) C H₂S Hydrogen sulfide (pk,=7.0)

Give detailed Solution with explanation needed

Canvas Which of these is/are a primary chloride? CI H3C CH3 H3C CH3 H3C- CH3 CI CH3 H3C H3C CI CH3 C A A and B none of them O B B and C O A and C O A