Why Are the Atomic Masses Listed in the Periodic Table

question 12

Multiple Choice

Why are the atomic masses listed in the periodic table not whole numbers?

• A)Scientists have yet to make the precise measurements.
• B)That would be too much of a coincidence.
• C)The atomic masses are average atomic masses.
• D)Today's instruments are able to measure the atomic masses to many decimal places.

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Definitions:

Dominant Defensiveness

A behavioral response characterized by assertiveness or aggression aimed at protecting one's ego or position when perceived to be threatened.

Communication Barrier

Obstacles in the communication process that prevent effective exchange of information and understanding.

Cultural Diversity

The presence of diverse cultural or ethnic groups within a society or organization.

Nondefensive Communication

Messages that are assertive, direct, and powerful.