9. Which reactions in Model 2 are hydrolysis reactions?10. Write the soap formed in the following reaction.OCH3 + NaOH11. Summarize the major reactions in this activity. Are any of the reactions the reverse ofother reactions in the activity? Are any similar to each other? Model 2: Reactions of carboxylic acids and esters(3)(4)+ H₂OOH(5)OH+H3O®+ NaOH+ H₂ONa(6)LOR''OR'+ H₂O+ NaOH+ R'―OHOHNa+ R'―OH

hydrolysis is an chemical reaction , in which a molecule of water is breaks into One or more…

Answered: 9. Which reactions in Model 2 are…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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52. For an acid-catalyzed hydration of acetaldehyde to produce a diol, which is the correct first-step in the mechanism for this reaction? H3O+ HO OH , (A) H3C CO H₂C-CH (B) Co H₂C-C.H H-Ö H O H H H₂C-C.H C-CH H₁C-CH
Consider the following chemical reaction 21CI(g) + H2(g) 2HCI +I (g) 2(s) Write the equation that relates the rate expressions for this reaction in terms of the disappearance of ICI and the formation 12.
For the following reaction at equilibrium NH3 + H20 + NH4+1 + Он-1 NH3 is the It is not a hydroxide and so is a base. H20 is the It is both a very acid and a very base. NH4*1 is the It is not on the list of strong acids and so is a acid. OH-1 is the . It is a base because it contains hydroxide. а. acid b. base c. conjugate acid d. conjugate base e. strong f. moderately strong or weak g. weak
3. Show the calculation of (1) the expected grams of alum (KAI(SO4)2 12 H2O) formed from the reaction of 1.4 grams of aluminum metal and then show the calculation of (2) the % yield if the actual yield of alum is 21.31 grams. Overall reaction is shown below: 2 Al + 2 KOH + 10 H2O + 4 H2SO4 →2 KAI(SO4)2 12 H2O + 3 H2(g)T
Which of the compounds shown below exhibit a high negative free energy of hydrolysis equal to or larger than the free energy of hydrolysis for the phosphoanhydride of ATP? (Choose all that apply) В Α HPΗ Ho HO HO H2N-CH-C CH2 H2N-CH-C CH2 CH2 H2N-CH-Ö CH2 C CH2 D E O A O B O E O=p-00 O=p-00 O=-00 O=0-00 O=L-00
None
н P OH `OH ÓH но OH write mechanisms for reaction shown by drawing each step. Not all cofactors may be indicated, use them as necessary. Disregard stereochemistry.
6
Draw the structure of the major organic product in the reaction below. H Br CH3 1. Na№3 2. LiAlH Draw the structure of the major organic product in the reaction below. NH2 + HCl
U Below are three hypothetical reaction intermediates: 2 CH3 CH3 C=0- C=0- H-C- H-C-H H-C- Н 3 CH3 -C=0 Note the carbanion on each intermediate. Which of the following are true? (Pick two.) Compound 1 is the lowest energy of the three intermediates. Compound 2 is the lowest energy of the three intermediates. Compound 3 is the lowest energy of the three intermediates. Resonance with the carbonyl oxygen (arrow) stabilizes the carbanion shown on compound 1 Resonance with the carbonyl oxygen (arrow) stabilizes the carbanion shown on compound 2
The following questions are based on the reaction A+ B ↔ C+D shown in Figure 8.1. 1. Which of the following terms best describes the progress of the reaction with respect to free energy change? a) endergonic, ∆G> 0 b) exergonic, ∆G> 0 c) exergonic, ∆G< 0 d) endergonic, ∆G< 0 2. Which of the following in Figure 8.1 remains unchanged by having an enzyme included? a) b b) d c) a d) c 3. The part labeled “C” on the above graph represents a) Energy of activation without enzyme b) Energy of activation with enzyme c) Amount of free energy released d) amount of energy required for the reaction progress

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