When an Unstable Nucleus Decays by Emitting an Alpha Particle,the

question 42

Multiple Choice

When an unstable nucleus decays by emitting an alpha particle,the atomic number Z of the nucleus

• A)increases by 4.
• B)increases by 2.
• C)decreases by 2.
• D)decreases by 4.
• E)remains unchanged.

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Definitions:

Sustainability

The practice of maintaining processes or systems in a way that doesn't deplete the natural resources or harm the environment for future generations.

Environmentally Conscious

Awareness and consideration of environmental impacts in decision making, often involving efforts to reduce negative effects on the environment.

Supply Chain Performance

An evaluation of how effectively and efficiently a supply chain meets its objectives, often measured by metrics such as delivery time, quality, and cost.

Direct Emissions

Emissions of greenhouse gases from sources that are directly owned or controlled by an entity.