Chemistry (OER)
2nd Edition
ISBN: 9781947172616
Author: OpenStax
Publisher: OpenStax College
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Textbook Question
Chapter 9, Problem 31E
A weather balloon contains 8.80 moles of helium at a pressure of 0.992 atm and a temperature of 25 °C at ground level. What is the volume of the balloon under these conditions?
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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 9 Solutions
Chemistry (OER)
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