ORGANIC CHEMISTRY-W/S.G+SOLN.MANUAL
8th Edition
ISBN: 9780134595450
Author: Bruice
Publisher: PEARSON
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Textbook Question
Chapter 21.13, Problem 38P
In determining the primary structure of insulin, what would lead you to conclude that insulin had more than one polypeptide chain?
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Indicate the correct option.a) Isopolianions are formed around metallic atoms in a low oxidation state.b) Non-metals such as N, S, C, Cl, ... give rise to polyacids (oxygenated).c) Both are incorrect.
14. Which one of the compounds
below is the major organic
product obtained from the
following series of reactions?
Br
OH
OH
CH3O™ Na+
H*, H₂O
SN2
HO
OH
A
B
C
D
0
E
Wavelength (nm)
I'm not sure what equation I can come up with other than the one generated with my graph. Can you
please show me the calculations that were used to find this equation?
Give an equation that relates energy to wavelength. Explain how you arrived at your equation.
Wavelength Energy (kJ/mol)
(nm)
350
341.8
420
284.8
470
254.5
530
225.7
580
206.3
620
192.9
700
170.9
750
159.5
Energy vs. Wavelength (Graph 1)
400
350
y=-0.4367x+470.82
300
250
200
150
100
50
O
0
100
200
300
400
500
600
700
800
Energy (kJ/mol)
Chapter 21 Solutions
ORGANIC CHEMISTRY-W/S.G+SOLN.MANUAL
Ch. 21.1 - a. Explain why, when the imidazole ring of...Ch. 21.2 - a. Which isomer(R)-alanine or (S)-alanineis...Ch. 21.2 - Prob. 4PCh. 21.3 - Prob. 5PCh. 21.3 - Prob. 6PCh. 21.3 - Draw the predominant form for glutamate in a...Ch. 21.3 - a. Why is the pKa of the glutamate side chain...Ch. 21.4 - Calculate the pI of each of the following amino...Ch. 21.4 - a. Which amino acid has the lowest pI value? b....Ch. 21.4 - Prob. 12P
Ch. 21.4 - Prob. 13PCh. 21.4 - Explain why the pI of lysine is the average of the...Ch. 21.5 - What aldehyde is formed when valine is treated...Ch. 21.5 - Prob. 16PCh. 21.5 - Prob. 17PCh. 21.5 - Prob. 18PCh. 21.5 - Prob. 19PCh. 21.6 - Why is excess ammonia used in the preceding...Ch. 21.6 - Prob. 21PCh. 21.6 - What amino acid is formed using the...Ch. 21.6 - Prob. 23PCh. 21.6 - What amino acid is formed when the aldehyde used...Ch. 21.7 - Esterase is an enzyme that catalyzes the...Ch. 21.8 - Draw the tetrapeptide Ala-Thr-Asp-Asn and indicate...Ch. 21.8 - Draw the resonance contributors of the peptide...Ch. 21.8 - Which bonds in the backbone of a peptide can...Ch. 21.9 - An opioid pentapeptide has the following...Ch. 21.9 - What is the configuration about each of the...Ch. 21.9 - Glutathione is a tripeptide whose function is to...Ch. 21.10 - What dipeptides would be formed by heating a...Ch. 21.10 - Suppose you are trying to synthesize the dipeptide...Ch. 21.10 - Show the steps in the synthesis of the...Ch. 21.10 - a. Calculate the overall yield of bradykinin when...Ch. 21.11 - Show the steps in the synthesis of the...Ch. 21.13 - Prob. 37PCh. 21.13 - In determining the primary structure of insulin,...Ch. 21.13 - A decapeptide undergoes partial hydrolysis to give...Ch. 21.13 - Explain why cyanogen bromide does not cleave on...Ch. 21.13 - Indicate the peptides produced from cleavage by...Ch. 21.14 - Prob. 43PCh. 21.14 - Three peptides were obtained from a trypsin...Ch. 21.14 - Prob. 45PCh. 21.15 - How would a protein that resides in the nonpolar...Ch. 21.16 - a. Which would have the greatest percentage of...Ch. 21.17 - When apples that have been cut are exposed to...Ch. 21 - Glycine has pK2 values of 2.34 and 9.60. At what...Ch. 21 - Prob. 50PCh. 21 - A titration curve is a plot of the pH of a...Ch. 21 - Prob. 52PCh. 21 - Aspartame (its structure is on page 1007) has a pl...Ch. 21 - Draw the form of aspartate that predominates at...Ch. 21 - Show how phenylalanine can be prepared by...Ch. 21 - A professor was preparing a manuscript for...Ch. 21 - What aldehydes are formed when the following amino...Ch. 21 - Prob. 58PCh. 21 - Determine the amino acid sequence of a polypeptide...Ch. 21 - Prob. 60PCh. 21 - Prob. 61PCh. 21 - Which is the more effective buffer at...Ch. 21 - Identify the location and type of charge on the...Ch. 21 - Draw the product obtained when a lysine side chain...Ch. 21 - After the polypeptide shown below was treated with...Ch. 21 - Treatment of a polypeptide with 2-mercaptoethanol...Ch. 21 - Show how aspartame can be synthesized using DCCD.Ch. 21 - -Amino acids can be prepared by treating an...Ch. 21 - Reaction of a polypeptide with carboxypeptidase A...Ch. 21 - a. How many different octapeptides can be made...Ch. 21 - Glycine has pKa values of 2.3 and 9.6. Do you...Ch. 21 - A mixture of 15 amino acids gave the fingerprint...Ch. 21 - Write the mechanism for the reaction of an amino...Ch. 21 - Prob. 74PCh. 21 - Show how valine can be prepared by a. a...Ch. 21 - The primary structure of -endorphin, a peptide...Ch. 21 - A chemist wanted to test his hypothesis that the...Ch. 21 - Propose a mechanism for the rearrangement of the...Ch. 21 - A normal polypeptide and a mutant of the...Ch. 21 - Determine the amino acid sequence of a polypeptide...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- 5. Draw molecular orbital diagrams for superoxide (O2¯), and peroxide (O2²-). A good starting point would be MO diagram for O2 given in your textbook. Then: a) calculate bond orders in superoxide and in peroxide; indicate which species would have a stronger oxygen-oxygen bond; b) indicate which species would be a radical. (4 points)arrow_forward16. Which one of the compunds below is the final product of the reaction sequence shown here? عملاء .OH Br. (CH3)2CH-C=C H+,H,O 2 mol H2, Pt A OH B OH D OH E OH C OHarrow_forwardIndicate whether any of the two options is correct.a) The most common coordination structure for isopolianions is the prismb) Heteropolianions incorporate alkaline cations into their structuresarrow_forward
- Please correct answer and don't use hand ratingarrow_forwardWavelength (nm) I'm not sure what equation I can come up with other than the one generated with my graph. Can you please show me the calculations that were used to find this equation? Give an equation that relates energy to wavelength. Explain how you arrived at your equation. Wavelength Energy (kJ/mol) (nm) 350 341.8 420 284.8 470 254.5 530 225.7 580 206.3 620 192.9 700 170.9 750 159.5 Energy vs. Wavelength (Graph 1) 400 350 y=-0.4367x+470.82 300 250 200 150 100 50 O 0 100 200 300 400 500 600 700 800 Energy (kJ/mol)arrow_forward6. For the following molecules: draw Lewis dot-structures; use VSEPR method to determine geometries of the following molecules/ions. Are the central atoms in these molecules/ions considered of normal valency, or are they hypervalent? (please read paragraph 2.6) a) BrF3 (6 points) b) BrF4 c) IF₂ 4arrow_forward
- Nonearrow_forward7. Use Pauling's electronegativity values (Table 1.7) and Ketelaar triangle (Fig. 2.28) to classify bonding in: (3 points) a) CIF3 b) ZnCl2 c) PbSarrow_forward7. What is the IUPAC name of the following compound? A) (R)-1-oxo-2-butanol C) (R)-2-hydroxybutanal E) (S)-1-formyl-1-propanol B) (S)-1-oxo-2-butanol D) (S)-2-hydroxybutanal OH Harrow_forward
- Cual es la formula semidesarrollada del 3-metil-1-butino?arrow_forward2. A graph shown below shows first ionization energies for elements from H to Ne. First ionization energy/kJ mol 2500 2000 1500 1000 500 T T T T 1 2 3 5 6 7 8 9 10 Atomic number a) Using arguments of electronic structure, explain why ionization energy of Li is much lower than that of H. (2 points) then dips at O. b) Using the same arguments, explain why ionization energy increases from B to N, and (3 points)arrow_forwardGive the name of this compound, including stereochemistry if relevant: CICH2 CH3 Br CH₂CH=CH2 Write in the product, including stereochemistry where relevant, for these reactions. See end of ch. 8, p. 301-303. 1. 03 a) 2-methyl-2-pentene -> 2. Zn, H* Br2 b) 1-ethylcyclopentene -->arrow_forward
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