Pure Water Has a PH of 7

question 59

Multiple Choice

Pure water has a pH of 7.0, therefore, ____. ​

• A)[H⁺]
• B)[H⁺] = [OH^-]
• C)[H⁺] = 0
• D)[OH^-] = 0
• E)[H⁺] > [OH^-]

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Definitions:

Stepwise Regression

An approach to developing regression models where the identification of forecasting variables is performed automatically.

Independent Variables

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

Adjusted Coefficient

A modified version of a coefficient that accounts for the complexity of the model or for variables not included in the model.

Independent Variables

Factors in a study or experiment that are intentionally changed or grouped to determine their impact on outcome variables.