The Half-Life of a Radioactive Isotope Is 6

question 7

Multiple Choice

The half-life of a radioactive isotope is 6.5 h.If there are initially 48 *10³² atoms of this isotope, the number of atoms of this isotope remaining after 26 h is:

• A)12 * 10³²
• B)6 * 10³²
• C)3 * 10³²
• D)6 * 10⁴
• E)3 * 10²

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Definitions:

Personal Control

The belief that one has the ability to influence or control the events in their life, contributing to psychological empowerment.

Normative Social Influence

The influence of other people that leads an individual to conform in order to be liked and accepted by them.

Conformity

The act of adjusting one's behavior or thinking to match the standards or norms of a group or society.

Arousal

The physiological and psychological state of being awoken or stimulated to action, often associated with increased activity in the sympathetic nervous system.