PHYSICAL CHEMISTRY-STUDENT SOLN.MAN.
2nd Edition
ISBN: 9781285074788
Author: Ball
Publisher: CENGAGE L
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Chapter 22, Problem 22.33E
Interpretation Introduction
Interpretation:
The possibility of the presence of silicones on any real surface is to be predicted.
Concept introduction:
The man-made
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3. Refer to the data below to answer the following questions:
Isoelectric point
Amino Acid
Arginine
10.76
Glutamic Acid
3.22
Tryptophan
5.89
A. Define isoelectric point.
B. The most basic amino acid is
C. The most acidic amino acid is
sidizo zo
3. A gas mixture contains 50 mol% H2 and 50 mol% He.
1.00-L samples of this gas mixture are mixed with
variable volumes of O2 (at 0 °C and 1 atm). A spark is
introduced to allow the mixture to undergo complete
combustion. The final volume is measured at 0 °C and 1
atm. Which graph best depicts the final volume as a
function of the volume of added O2?
(A)
2.00
1.75
Final Volume, L
1.50
1.25
1.00
0.75
0.50
0.25
0.00
0.00
0.25
0.50
2.00
(B)
1.75
1.50
Final Volume, L
1.25
1.00
0.75
0.50-
0.25
0.00
0.75
1.00
0.00
0.25
Volume O₂ added, L
2
0.50
0.75
1.00
Volume O₂ added, L
2
2.00
2.00
(C)
(D)
1.75
1.75
1.50
1.50
Final Volume, L
1.25
1.00
0.75
0.50
Final Volume, L
1.25
1.00
0.75
0.50
0.25
0.25
0.00
0.00
0.00
0.25
0.50
0.75
1.00
0.00
0.25
Volume O₂ added, L
0.50
0.75
1.00
Volume O₂ added, L
2
Leucine is an essential amino acid with the systematic name 2-amino-3-methylpentanoic acid. It has pai
2.36 and pKa2 = 9.60.
H2N-C(R)H-COOH and R is -CH2-CH(CH3)2
A. Draw the condensed structure for leucine, and label all chirality centers with an asterisk.
B. How many possible stereoisomers of leucine are there?
C. Draw a Fischer projection of L-leucine and label the chirality center(s) as R or S.
D. What is the p/ of leucine?
E. Draw the structure of the predominant form of leucine at 10.00.
F.
Draw the structure of the predominant form of leucine at pH = 1.50.
G. Leucine is described as an essential amino acid. What does this mean?
H. Show the alkyl halide you would use to prepare leucine by the amidomalonate method.
=
Chapter 22 Solutions
PHYSICAL CHEMISTRY-STUDENT SOLN.MAN.
Ch. 22 - Using the explanation of unbalanced forces as the...Ch. 22 - Show that the right side of equation 22.1 has...Ch. 22 - The text claims that surface tension varies with...Ch. 22 - Prob. 22.4ECh. 22 - Prob. 22.5ECh. 22 - Prob. 22.6ECh. 22 - Prob. 22.7ECh. 22 - Equation 22.6 defines surface tension in terms of...Ch. 22 - Prob. 22.9ECh. 22 - Prob. 22.10E
Ch. 22 - Prob. 22.11ECh. 22 - Prob. 22.12ECh. 22 - Prob. 22.13ECh. 22 - Prob. 22.14ECh. 22 - Prob. 22.15ECh. 22 - Prob. 22.16ECh. 22 - Prob. 22.17ECh. 22 - Prob. 22.18ECh. 22 - Prob. 22.19ECh. 22 - Determine the pressure difference on a droplet of...Ch. 22 - Prob. 22.21ECh. 22 - Prob. 22.22ECh. 22 - Prob. 22.23ECh. 22 - Prob. 22.24ECh. 22 - Prob. 22.25ECh. 22 - Prob. 22.26ECh. 22 - Prob. 22.27ECh. 22 - The Young-Dupr equation, equation 22.16, is...Ch. 22 - Why are capillary rises and depressions not seen...Ch. 22 - Prob. 22.30ECh. 22 - Prob. 22.31ECh. 22 - Prob. 22.32ECh. 22 - Prob. 22.33ECh. 22 - Prob. 22.34ECh. 22 - Prob. 22.35ECh. 22 - Prob. 22.36ECh. 22 - Prob. 22.37ECh. 22 - Prob. 22.38ECh. 22 - A china cup breaks when the ionic or covalent...Ch. 22 - Satellites in space often suffer from vacuum...Ch. 22 - Prob. 22.41ECh. 22 - Prob. 22.42ECh. 22 - Prob. 22.43ECh. 22 - Are the following processes examples of...Ch. 22 - Prob. 22.45ECh. 22 - Early attempts to coat metals with Teflon, poly...Ch. 22 - Prob. 22.47ECh. 22 - Prob. 22.48ECh. 22 - Prob. 22.49E
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