Diatomic Molecules Such as H₂ and O₂ Undergo Simple Harmonic $\times$

question 30

Multiple Choice

Diatomic molecules such as H₂ and O₂ undergo simple harmonic motion with frequencies that obey Hooke's Law with the effective mass being half the atomic mass.If the mass of a hydrogen atom is 1.627 $\times$ 10^-27 kg and that of fluorine is 3.17 $\times$ 10^-26 kg,what is the ratio of oscillation frequencies of H₂ to that of F₂,assuming that the bond strength between the atoms of hydrogen is the same as that between fluorine atoms?

• A) 360
• B) 19
• C) 38
• D) 4.4
• E) 9.5

Understand the concept and calculation of Mean Absolute Deviation (MAD) in forecasting.

Identify and explain various types of forecasts including technological, moving averages, and exponential smoothing.

Apply exponential smoothing forecast technique with given data.

Describe the importance of using recent data in forecasting and the impact of trends on forecast accuracy.

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