Compute the root-mean-square speed of Ar molecules in a sample of argon gas at a temperature of 106°C. Submit Answer m s 1

Chemistry by OpenStax (2015-05-04)
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Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
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Chapter9: Gases
Section: Chapter Questions
Problem 104E: A 0.245-L flask contains 0.467 mol CO2 at 159 C. Calculate the pressure: (a) using the ideal gas law...
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Compute the root-mean-square speed of Ar molecules in a sample of argon gas at a
temperature of 106°C.
Submit Answer
m s1
Transcribed Image Text:Compute the root-mean-square speed of Ar molecules in a sample of argon gas at a temperature of 106°C. Submit Answer m s1
According to the ideal gas law, a 1.072 mol sample of nitrogen gas in a 1.882 L container
at 269.5 K should exert a pressure of 12.60 atm. What is the percent difference between
the pressure calculated using the van der Waals' equation and the ideal pressure? For
N₂ gas,
a = 1.390
L². atm
mo1²
mol
b= 0.03910
and
Percent difference =
Percent difference =
Pideal - Pvan der Waals
Pideal+Pvan der Waals
%
2
x 100
Transcribed Image Text:According to the ideal gas law, a 1.072 mol sample of nitrogen gas in a 1.882 L container at 269.5 K should exert a pressure of 12.60 atm. What is the percent difference between the pressure calculated using the van der Waals' equation and the ideal pressure? For N₂ gas, a = 1.390 L². atm mo1² mol b= 0.03910 and Percent difference = Percent difference = Pideal - Pvan der Waals Pideal+Pvan der Waals % 2 x 100
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