H2 has a vibrational frequency We 4401.2cm-1 and a bond dissociation energy of Do = 435.99kj/mol Treating the vibrations as harmonic, calculate how many H2 molecules in a 10.0 mol sample at 1000 K have enough energy to spontaneously dissociate. In Evib = Do other words, how many have ?

H2 has a vibrational frequency We 4401.2cm-1 and a bond dissociation energy of Do = 435.99kj/mol Treating the vibrations as harmonic, calculate how many H2 molecules in a 10.0 mol sample at 1000 K have enough energy to spontaneously dissociate. In Evib = Do other words, how many have ?

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter20: Molecular Spectroscopy And Photochemistry

Section: Chapter Questions

Problem 57AP

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Question

H2 has a vibrational frequency
We
4401.2cm-1
and a bond
dissociation energy of
Do = 435.99kj/mol
Treating the vibrations as harmonic,
calculate how many H2 molecules in a
10.0 mol sample at 1000 K have enough
energy to spontaneously dissociate. In
Evib = Do
other words, how many have
?

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