PRINCIPLES OF INSTRUMENTAL ANALYSIS
7th Edition
ISBN: 9789353506193
Author: Skoog
Publisher: CENGAGE L
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Chapter 34, Problem 34.2QAP
Interpretation Introduction
Interpretation:
Themain problem associated with size analysis of particles is to be described.
Concept introduction:
Most commonly particles are represented in the form of spheres and have an equivalent volume with the sphere. Based on volume and other parameters many graphs can be determined for particle distribution
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Q2: Ranking Acidity
a) Rank the labeled protons in the following molecule in order of increasing pKa. Briefly
explain the ranking. Use Table 2.2 as reference.
Ha
Нь
HC
H-N
Ha
OHe
b) Atenolol is a drug used to treat high blood pressure. Which of the indicated N-H bonds is
more acidic? Explain. (Hint: use resonance structures to help)
Name the functional groups on atenolol.
H
H-N
atenolol
Ν
H-N
OH Н
Answer d, e, and f
If the rotational constant of a molecule is B = 120 cm-1, it can be stated that the transition from 2←1:a) gives rise to a line at 120 cm-1b) is a forbidden transitionc) gives rise to a line at 240 cm-1d) gives rise to a line at 480 cm-1
Chapter 34 Solutions
PRINCIPLES OF INSTRUMENTAL ANALYSIS
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