What Value of Z (Atomic Number) and a (Mass Number) ${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{Z}^{A} \mathrm{X}+\alpha$

question 30

Multiple Choice

What value of Z (atomic number) and A (mass number) result in the following alpha decay? ${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{Z}^{A} \mathrm{X}+\alpha$

• A)Z = 92; A = 238
• B)Z = 91; A = 238
• C)Z = 90; A = 234
• D)Z = 93; A = 238
• E)Z = 88; A = 236

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Definitions:

Imagined Loss

Freudian theory that the individual unconsciously interprets all types of loss events (e.g., job loss) in terms of grief, thereby raising the risk for depression.

Magnification / Catastrophizing

The cognitive distortion that involves seeing a situation as far worse than it actually is, often leading to heightened anxiety or stress.

Hypomanic Episode

A period characterized by a persistently elevated, expansive, or irritable mood that is distinctly different from the individual’s usual non-depressed mood and lasts at least four days.

Depressive Episode

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