When an Alpha Particle Is Emitted from the Nucleus of an Atom

question 62

Multiple Choice

When an alpha particle is emitted from the nucleus of an atom, the nuclear mass

• A)increases by two units.
• B)decreases by four units.
• C)increases by one unit.
• D)decreases by two units.
• E)remains the same.

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Definitions:

Autonomous

Referring to systems, organisms, or entities that can operate or function independently without external control.

Controlled

Controlled, in a general context, refers to something being directed or managed according to certain standards, rules, or systems.

ERG Theory

A three-level hierarchical need theory of motivation (existence, relatedness, growth) that allows for movement up and down the hierarchy.

Alderfer

Psychologist Clayton Alderfer developed the ERG theory, which outlines three core needs: Existence, Relatedness, and Growth, as motivation drivers.