CHEMISTRY
2nd Edition
ISBN: 9781593995782
Author: OpenStax
Publisher: XANEDU PUBLISHING
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Textbook Question
Chapter 9, Problem 33E
How many moles of gaseous boron trifluoride,
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6a
Part A. Multiple Choice
Identify the choice that best completes the statement or answers the question.
L·atm
R = 0.08206
mol · K
1.
At 0.982 atm, the height of mercury in a barometer is 0.746 m. If the mercury were replaced with ethanol,
what height of ethanol (in meters) would be supported at this pressure? The densities of Hg and ethanol are 13.5
g/cm³ and 0.789 g/cm³, respectively.
а.
0.0436 m
b. 0.946 m
с.
0.760 m
d.
12.8 m
е.
13.0 m
The volume of a sample of pure HCl gas was 4.102 L at 25 oC and 102 torr. It was completely dissolved in an aqueous solution. Then this solution of HCl(aq) was titrated to the end point with 15 mL of NaOH(aq). What was the molar concentration of NaOH(aq)?
Chapter 9 Solutions
CHEMISTRY
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