alleryStart learning →Each vibrational mode of a diatomic molecule contributes how much energy per molecule at temperature T?
A(1/2) kB T
BkB T
C(3/2) kB T
D2 kB T
Answer & Solution
Correct answer: B. kB T
A vibrational mode has a kinetic term and a potential term, each carrying (1/2) kB T, so the total is kB T.
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