If a Nucleus Undergoes Positron Particle Emission

question 33

Multiple Choice

If a nucleus undergoes positron particle emission

• A) its atomic number decreases by four and its mass number decreases by two.
• B) its atomic number decreases by two and its mass number decreases by four.
• C) its atomic number increases by one and its mass number is unchanged.
• D) its atomic number decreases by one and its mass number is unchanged.
• E) its atomic number is unchanged and its mass number decreases by one.

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Definitions:

Credibility

The quality or attribute of being believable or worthy of trust based on one's reliability, expertise, and honesty.

Trustworthiness

The ability to be relied on as honest or truthful.

Inoculation Theory

A psychological theory suggesting that exposure to weakened forms of an argument increases later resistance to that argument, similar to how exposure to a virus can create immunity.

Cognitive Dissonance

The psychological discomfort experienced when holding two or more conflicting beliefs, values, or attitudes simultaneously.