The Substance (CH₃CH₂)₂NH Is Considered to Be

question 33

Multiple Choice

The substance (CH₃CH₂) ₂NH is considered to be

• A) a weak acid.
• B) a weak base.
• C) a strong acid.
• D) a strong base.
• E) neither acidic nor basic.

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Definitions:

Manipulation

The act of skillfully handling, controlling, or using something, often with negative connotations of deception or unfair influence.

Independent Variable

The variable in an experiment that is manipulated or changed by the researcher to investigate its effect on the dependent variable.

Dependent Variable

In an experimental study, the variable that is being tested and measured, often considered the effect in a cause-effect relationship.

Control Variable

A control variable is an element that is kept constant throughout an experiment to ensure that the effect on the outcome can be attributed to the variable being tested.