The Symbol for a Certain Isotope of Polonium Is $^{214}_{84}$ Po How Many Neutrons Are There in the Nucleus of Po

question 114

Multiple Choice

The symbol for a certain isotope of polonium is $^{214}_{84}$ Po. How many neutrons are there in the nucleus of this isotope?

• A) 84
• B) 130
• C) 214
• D) 298
• E) 314

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Definitions:

Hierarchy

An organizational or structural system where elements are ranked or classified according to levels of importance or authority.

Temporal Factor

An element that relates to the timing or duration of events, often influencing their outcomes or perceptions.

Multiple Purposes

Serving several objectives or aims simultaneously.

Cognitive Appraisal Theory

The idea that our subjective experience of emotions is determined by a two-step process involving a primary appraisal of benefit or harm, and a secondary appraisal providing a more differentiated emotional experience.