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:

Weighted Average

A calculation that takes into account the different weights or importance of some elements in a data set, providing a mean value that reflects these weights.

Standard Deviation

A numerical indicator that calculates the degree of spread or deviation of data points from their average.

Payoffs

The outcomes or benefits received from a particular action or decision, often used in the context of game theory.

Standard Deviation

A measure of the dispersion or variation in a set of values, indicating how much they deviate on average from the mean.