When an Acetic Acid Solution Is Titrated with Sodium Hydroxide

question 67

Multiple Choice

When an acetic acid solution is titrated with sodium hydroxide, the slope of the titration curve (pH vs volume of NaOH added) increases when sodium hydroxide is first added. This change shows that __________.

• A) nothing is happening during this part of the titration.
• B) the reaction is very slow during this part of the titration.
• C) a more concentrated solution of NaOH needs to be present to initiate the reaction.
• D) acetic acid is being converted to sodium acetate.
• E) the pH is not affected until all the acetic acid is consumed.

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Definitions:

Blank Slate

The theory that individuals are born without built-in mental content, and all knowledge comes from experience or perception.

Object Permanence

The understanding that objects continue to exist even when they cannot be seen, heard, or touched, a concept typically developed during infancy.

Piaget's Theory

A theory of cognitive development that outlines how children's abilities to think and reason progress through several stages from infancy to adolescence.

Cognitive Development

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