How Many Different Elements Are in a Water Molecule

question 31

Multiple Choice

How many different elements are in a water molecule?

• A)one
• B)two
• C)three
• D)four
• E)none

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Definitions:

Set of Data

A collection of values or observations, possibly in a structured format, representing information.

Median

When values in a dataset are sorted from least to greatest or the opposite, the median is the value that sits in the center.

Set of Data

A collection of related information or variables, typically numeric, organized for analysis.

Mean

A statistical measure that represents the average value of a set of numbers.