Which of These Changes Occurs in the Nucleus During an Alpha

question 34

Multiple Choice

Which of these changes occurs in the nucleus during an alpha decay?

• A)The mass number decreases by 4, and the atomic number decreases by 2.
• B)The mass number does not change, but the atomic number changes.
• C)The mass number changes, but the atomic number does not change.
• D)Neither the mass number nor the atomic number changes.

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Definitions:

Frequency Distributions

A summary of data showing the number (or frequency) of observations in each category of a variable.

Population Median

The population median is the value that divides the population into two equal halves, with half of the population values being less than the median and the other half being greater.

Population Mean

The average of a set of values in the entire population.

Population Locations

A term not commonly used in statistics in its listed form; may refer to the geographical distribution or spread of a population.