Essential Organic Chemistry (3rd Edition)
3rd Edition
ISBN: 9780321937711
Author: Paula Yurkanis Bruice
Publisher: PEARSON
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Chapter 10.3, Problem 5P
(a)
Interpretation Introduction
Interpretation:
The molecular formula for each fallowing statements, using its m/z values has to be determined.
(b)
Interpretation Introduction
Interpretation:
The molecular formula for each fallowing statements, using its m/z values has to be determined.
(c)
Interpretation Introduction
Interpretation:
The molecular formula for each fallowing statements, using its m/z values has to be determined.
(d)
Interpretation Introduction
Interpretation:
The molecular formula for each fallowing statements, using its m/z values has to be determined.
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What is the Ka value for each of the compounds? Express the answers in proper scientific notation.
A. Determine the Ka value for the compound with
pKa = 10.26.
H3C-
OH
B. Determine the K₂ value for the compound with
pK₂ = 16.50.
OH
C. Determine the K₂ value for the compound with
pKa
= 5.21.
K₁ =
K₂ =
K₁ =
Determine the molecular formula for each of the following: a. a compound that contains only C and H and has a molecular ion with an m/z value of 72 b. a compound that contains C, H, and one O and has a molecular ion with an m/z value of 100 c. a compound that contains C, H, and two Os and has a molecular ion with an m/z value of 102 d. an amide that has a molecular ion with an m/z value of 115
Which compound Answer will have the LOWEST pI value and which compound Answer will have the HIGHEST pI value?
Chapter 10 Solutions
Essential Organic Chemistry (3rd Edition)
Ch. 10.1 - Prob. 1PCh. 10.2 - What would distinguish the mass spectrum of...Ch. 10.2 - Prob. 3PCh. 10.3 - Prob. 5PCh. 10.3 - Suggest possible molecular formulas for a compound...Ch. 10.3 - Prob. 7PCh. 10.4 - Prob. 8PCh. 10.4 - Prob. 9PCh. 10.5 - Prob. 10PCh. 10.5 - Prob. 11P
Ch. 10.6 - Identify the ketone responsible for the mass...Ch. 10.6 - Prob. 13PCh. 10.8 - Prob. 14PCh. 10.8 - Prob. 15PCh. 10.12 - Which will occur at a larger wavenumber: a. a C :...Ch. 10.13 - Which will occur at a larger wavenumber: a. the C...Ch. 10.13 - Prob. 18PCh. 10.13 - Prob. 19PCh. 10.13 - Which will show an O 8 H stretch at a larger...Ch. 10.14 - Prob. 21PCh. 10.14 - Prob. 22PCh. 10.15 - Prob. 23PCh. 10.15 - Prob. 24PCh. 10.17 - Prob. 25PCh. 10.18 - Prob. 26PCh. 10.18 - Prob. 27PCh. 10.19 - Prob. 28PCh. 10.19 - Prob. 29PCh. 10.22 - How many signals would you expect to see in the 1H...Ch. 10.22 - Prob. 31PCh. 10.22 - Prob. 32PCh. 10.23 - Where would you expect to find the 1H NMR signal...Ch. 10.24 - Prob. 34PCh. 10.25 - Prob. 35PCh. 10.25 - Prob. 36PCh. 10.25 - Prob. 37PCh. 10.26 - Prob. 38PCh. 10.26 - Which of the following compounds is responsible...Ch. 10.27 - Prob. 40PCh. 10.27 - Prob. 41PCh. 10.27 - The 1H NMR spectra of two carboxylic acids with...Ch. 10.28 - Prob. 43PCh. 10.28 - Prob. 44PCh. 10.28 - Prob. 45PCh. 10.28 - Describe the 1H NMR spectrum you would expect for...Ch. 10.28 - Identify the compound with molecular formula...Ch. 10.29 - Prob. 48PCh. 10.29 - Prob. 49PCh. 10.29 - Identify the compound with a molecular formula of...Ch. 10 - In the mass spectrum of the following compounds,...Ch. 10 - For each of the following pairs of compounds,...Ch. 10 - Draw the structure of a saturated hydrocarbon that...Ch. 10 - Prob. 54PCh. 10 - Prob. 55PCh. 10 - How could you use UV spectroscopy to distinguish...Ch. 10 - Prob. 57PCh. 10 - Predict the relative intensities of the molecular...Ch. 10 - Prob. 59PCh. 10 - List the following compounds in order from highest...Ch. 10 - How can 1H NMR be used to prove that the addition...Ch. 10 - There are four esters with molecular formula...Ch. 10 - Prob. 63PCh. 10 - Prob. 64PCh. 10 - Each of the IR spectra presented here is...Ch. 10 - Prob. 66PCh. 10 - Five compounds are shown for each of the following...Ch. 10 - Prob. 68PCh. 10 - Prob. 69PCh. 10 - Phenolphthalein is an acidbase indicator. In...Ch. 10 - Which one of the following five compounds produced...Ch. 10 - Prob. 72PCh. 10 - Prob. 73PCh. 10 - Prob. 74PCh. 10 - How could 1H NMR distinguish between the compounds...Ch. 10 - Prob. 76PCh. 10 - Prob. 77PCh. 10 - The 1H NMR spectra of three isomers with molecular...Ch. 10 - The 1H NMR spectra of three isomers with molecular...Ch. 10 - Identify the following compounds. (Relative...Ch. 10 - An alkyl halide reacts with an alkoxide ion to...Ch. 10 - Determine the structure of a compound with...
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- What is the Ka for each compound? Use a calculator when necessary.arrow_forwardWhich of the indicated protons would have the smallest pKa value? C. H. H CH3 EC H H. d. b. b. C A Moving to another question will save this response. O O O 0arrow_forwardb. (2 pts each, 4 pts total) Consider the pKa for the following compounds. Put the letter for the appropriate compound (highest or lowest pKa) in the appropriate box. ΟΗ B ΟΗ highest lowest ΌΗ ΟΗ F F E C Carrow_forward
- 2. Calculate [H*] and [OH] for the following : [H*| [OH а) рH %3D 3.0 b) РОН %3D 2.60 с) РОН %3D 5.63 d) pH = 7.51 e) РОН -1.13 %3Darrow_forwardRank the following substances in order of increasing acidity: || CH3CCH2CCH3 -OH CH3CCH3 CH3COH Acetone 2,4-Pentanedione Phenol Acetic acid (pКа 3 19.3) (pka = 9) (pka = 4.76) %3Darrow_forwardThe base peak appears at m/z 83 for one of the following compounds and at m/z 97 for the other two. Match the m/z values for the base peaks with the appropriate compounds. compound xx m/z (Choose one) 97 83 (Choose one) (Choose one) X Ś 8 E olo 18 Ararrow_forward
- 16. The peak with the greatest m/z value for alcohols is given by m/z M-18, where M represents the molecular weight of the alcohols. The number 18 in "M-18" means that the radical cation loses a (an) molecule. A Carbon dioxide, CO2 В Ethene, C2H4 C Water, H20 Carbon monoxide, COarrow_forwardAn unknown compound has the molecular formula C9H12. This is the unknown compound's H-NMR, what is the structure of the compound? 8 (ppm) 1.23 (triplet, 3H) 2.40 (singlet, 3H) 2.60 (quartet, 2H) 6.87 (doublet, 2H) 7.12 (doublet, 2H)arrow_forward0 0 0 H3NCH-C-NH-CH-CNH-CH-C- сH CH2 CH2 CH2 NA CH2 -NH CH2 OH NH3 a. Lys-His-Phe b. Lys-His-Tyr c. His-Lys-Phe d. Tyr-His-Lysarrow_forward
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