A Sample of Water from the Chesapeake Bay Has [H₃O⁺]=3

question 59

Multiple Choice

A sample of water from the Chesapeake Bay has [H₃O⁺]=3.1 × 10^-9 M. Which statement below accurately describes this water sample?

• A)The pH of the water sample is 7.5.
• B)The water sample is a basic solution.
• C)The water sample doesn't contain any hydroxide ions.
• D)The water sample has a higher concentration of hydronium ions than pure water does.

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Definitions:

Multiple Regression

An approach in statistics utilizing multiple independent variables to forecast the outcome of a target variable.

Linear Function

A mathematical equation that produces a straight line on a graph, typically described with the formula y = mx + c, where m is the slope and c is the y-intercept.

Independent Variables

Variables in an experiment that are manipulated or changed to observe their effect on dependent variables.

Independent Variables

Variables in an experiment or statistical model that are manipulated or categorized to observe their effect on dependent variables.