9. Which reactions in Model 2 are hydrolysis reactions? 10. Write the soap formed in the following reaction. OCH3 + NaOH 11. Summarize the major reactions in this activity. Are any of the reactions the reverse of other reactions in the activity? Are any similar to each other? Model 2: Reactions of carboxylic acids and esters (3) (4) + H₂O OH (5) OH + H3O® + NaOH + H₂O Na (6) L OR' 'OR' + H₂O + NaOH + R'―OH OH Na + R'―OH
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- 1 of 1 3. A sample of glucose reacts in anaerobic respiration. The right- hand box below shows a particle diagram of the moles of substances present after the reaction is complete. fe On a piece of paper draw the "Before" box as shown and draw a particle diagram of the reactant molecules that produced the mixture shown on the right. Key = C2H5OH = CO2 = CgH1206 Sub Before After You will need to draw a diagram to answer this question. On a piece of paper, draw the "Before" box as shown, and then draw a particle diagram of the reactant molecules that produced the mixture shown on the right. Upload an image of your drawing by clicking "Upload files" or by dragging and dropping your file into the box. Or, use your device's camera to take a photo of your work by clicking the camera icon.I I 1 1 Testa tabes dm 3 4 5 6 distilled Water 15 10 5 O 6 amylase enzyme absorbance 0.00 0.031 0.043 0:094 0151 0.147 5 5 10 5 O O 5 5 5 3. In this experiment, what does reaction rate represent (what is it a proxy for)? What does a high absorbance value indicate? What does a low absorbance value indicate? What does an ? absorbance value of zero indicate I 1 1 1 I I 1 I I I 1 I I1. which IR stretches and bends indicate what type of functional group we have (alcohol, carboxylic acid, ester), 2. how you can then use IR to monitor the change from the starting materials to the products. 3. indicate and discussion the absorptions that are relevant to alcohol OH and C-O, carboxylic acid OH, carboxylic acid C=O, ester C=O, and C-O). the picture below is an ir spectra of ethanol
- Methanol Production 1. What is the significance of this process? 2. Show a schematic diagram of this process 3. what is The equilibrium reaction involved? 4. Explain how le chateliers principle is applied to make the process more efficient. I know this might be out of the scope since it needs essay But please help me I cant understand it.5. Show how the Michaelis-Menten Equation was derived from this reaction. k1 E + S = ES k2 → E + Pi. Write the net ionic equation for this reaction ii. Identify the oxidising and reducing agents from the above reaction 4. (a) Give few comment notes on Different dissociation constants of weak acids observed from the following diagram 14 13- 12 11- K= 1010 K= 10 K= 10 K= 107 K= 10 K= 10 K= 10 K= 10 10 8 pH 6 3 2 1 0.000 0 005 0010 0015 0020 0.025 Vo
- 29. A topical solution contains 3% w/v hydro- quinone. How many liters of the solution can be prepared from 30 g of hydroqui- none? 29. 1 liter7. Complete the following reactions: ( 关关 H H H OH H H NIC 8. Compare hydrolase and lyase enzymes. ( OH I + HO3). reactions of the following alkyl iodide. Danny uses potassium tert-butoxide to promote the reaction while Claire uses water and high temperatures. One of their reactions has provided a single elimination isomer while the other has provided a mixture of elimination isomers. Organic chemistry students Danny and Claire are both performing elimination Me H20, heat Danny's Reaction Claire's Reaction H. Me a) Which student's reaction (Danny or Claire) has provided a single elimination isomer? b) Draw all the elimination isomers obtained from both students' reactions. c) Which of the dienes drawn (by you) in question 3b is the most stable? Circle that diene above.
- 6. Consider the reaction: H H SCOA a. What kind of reaction is being performed here? b. What enzyme performs this reaction? c. What cofactors, if any, are required for this reaction? H H SCOA15. Coupling Redox reactions The top reaction was left out of the table. It is: 1202 + 2H+ → H₂O E'o 0.816 V Determine if the reaction given will proceed in the direction written under standard conditions. Circle YES if it does. Circle NO if it doesn't. E'o acceptor - E'o donor = AE'o AG=nFAE'o F = Faraday's constant: 96.48 kJ/mol n = # electrons transferred Pyruvate + NADH + H+ lactate + NAD+ YES NO E. Pyruvate + B-hydroxybutyrate → lactate + acetoacetate YES NO Standard Reduction Potentials of Some Biologically Important Half-Reactions E" (V) 0.816 0.771 NO₂+H₂O 0.421 0.365 0.36 0.35 0.295 0.29 0.254 0.22 0.077 0.045 0.031 0.000 -0.015 -0.166 -0.185 -0.197 -0.219 -0.243 -0.29 -0.320 -0.324 -0.346 -0.38 -0.414 -0.432 TABLE 13-7 Half-reaction Fe +e-Fe" NO, +2H+2e Cytochrome f(Fe) + → cytochrome f(Fe**) Fe(CN) (ferricyanide) + e Cytochrome a, (Fe) +→ cytochrome a, (Fe²*) O₂ + 2H+2e-H₂O, Cytochrome a (Fe) +e- cytochrome a (Fe²) Cytochrome c (Fe) + e cytochrome c (Fe**) Cytochrome c,…4c give the product if the reaction will occur, write no reaction if none