The First Vibrational Level for NaH Lies at 1

question 39

Multiple Choice

The first vibrational level for NaH lies at 1.154 × 10^-20 J and the second vibrational level lies at 3.406 × 10^-20 J.What is the frequency of the photon emitted when a molecule of NaH drops from the second vibrational level to the first vibrational level?

• A)1)742 × 10¹³ Hz
• B)3)399 × 10¹³ Hz
• C)5)140 × 10¹³ Hz
• D)6)882 × 10¹³ Hz

Understand the role of population growth in economic development and how it has affected the supply and demand in various sectors.

Understand the concept of depreciation and its impact on the value of assets.

Calculate depreciation expenses using different methods including straight-line, double-declining balance, and units-of-activity.

Distinguish between the various depreciation methods and their appropriate applications.

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