Two Nuclei Which Share the Same Mass Number a Always

question 15

Multiple Choice

Two nuclei which share the same mass number A always are (Hint: Eliminate any wrong answers. )

• A)stable.
• B)unstable.
• C)isotopes.
• D)isobars.
• E)radioactive.

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Definitions:

Categorical Proposition

A statement that asserts or denies something about all or some of the members of a category.

Pronoun

A word that takes the place of a noun for a person, place, thing, or idea.

Subject Class

A group or category of subjects to which a proposition refers.

Proposition

A declaration or statement that communicates a judgment or perspective, and may be valid or invalid.