I'm confused about choosing the right formula.Please help with explanation. What is the average thermal velocity of a hydrogenmolecule H at 27 \deg C? (Assume: Boltzmannconstant = 1.38 x 10-23 J/K and the mass of H ism = 3.32 x 10-27 kg) 1.vth=2.Vth=3.vth=AvthkT(Root mean square of thermal velocity in one dimension)722(Mean velocity with which molecules of the gas moves in one dimension)(Root mean square of the total velocity in three dimension)2kTIM3kTmSkT (Mean of the magnitude of the velocity of the atoms or molecules)MI

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What is the average thermal velocity of a hydrogen molecule H at 27 \deg C? (Assume: Boltzmann constant = 1.38 x 10-23 J/K and the mass of H is m = 3.32 x 10-27 kg)

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ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

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Question

I'm confused about choosing the right formula. Please help with explanation.

What is the average thermal velocity of a hydrogen
molecule H at 27 \deg C? (Assume: Boltzmann
constant = 1.38 x 10-23 J/K and the mass of H is
m = 3.32 x 10-27 kg)

1.vth=
2.Vth=
3.vth=
Avth
kT
(Root mean square of thermal velocity in one dimension)
722
(Mean velocity with which molecules of the gas moves in one dimension)
(Root mean square of the total velocity in three dimension)
2kT
IM
3kT
m
SkT (Mean of the magnitude of the velocity of the atoms or molecules)
MI

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