What Is the Wavelength of the Emitted Photon If an Electron

question 151

Multiple Choice

What is the wavelength of the emitted photon if an electron in the hydrogen atom makes a transition from the $n = 7$ state to the $n = 2$ state? $\left( c = 3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } , h = 6.626 \times 10 ^ { - 34 } \mathrm {~J} \cdot \mathrm { s } , 1 \mathrm { eV } = \right.$ $1.60 \times 10 ^ { - 19 } \mathrm {~J}$ )

• A) \(796 \mathrm {~nm}\)
• B) \(398 \mathrm {~nm}\)
• C) \(4480 \mathrm {~nm}\)
• D) \(199 \mathrm {~nm}\)
• E) \(365 \mathrm {~nm}\)

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Motion

The action or process of moving or being moved, often discussed in the context of physics to describe the change in position of an object relative to time.

Pruning

In neuroscience, pruning is the process by which extra neurons and synaptic connections are eliminated over time to increase the efficiency of neuronal transmissions.

Neural Connections

The links between neurons in the brain, which are created, strengthened, or weakened through experiences and learning.

Sensation

The process by which sensory receptors and the nervous system receive and represent stimulus energies from the environment.