Question 1
An oxygen molecule has a moment of inertia of 5 × 10−46 kg ⋅ m2. Calculate the bond length (in nm). Recall that the atomic mass of oxygen is 16 u (1 u = 1.66 × 10−27 kg).
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0.3
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0.1
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0.2
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0.4
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0.5
Question 2
Assume a diatomic molecule can be considered to be two point masses separated by a distance r. The center of mass of the system is located a distance x from m1, equal to
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m1r/(m1 + m2)
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m2r/(m1 + m2)
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(m1 + m2) r/m1
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(m1 + m2) r/m2
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r(m2/m1)