When a Small Amount of HCl or NaOH Is Added

question 61

Multiple Choice

When a small amount of HCl or NaOH is added to a solution of Na₂HPO₄,the pH of the solution barely changes.Based on these observations,all of the following are true concerning the compound Na₂HPO₄,except

• A)Na₂HPO₄ is able to accept extra hydrogen ions from the HCl.
• B)Na₂HPO₄ is able to donate hydrogen ions to the OH⁻ from NaOH.
• C)Na₂HPO₄ adsorbs excess H⁺ and OH⁻ directly onto the surface of its crystalline structure.
• D)Na₂HPO₄ is a salt formed from reacting a strong base with a weak acid.
• E)Na₂HPO₄ acts as a buffer.

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Definitions:

Behavioral Segmentation

The division of a market into groups based on consumer behaviors, such as purchasing habits or product usage.

Observable Actions

Behaviors or activities that can be seen and measured, often used in research to gather data on consumer habits or employee performance.

Benefits Sought

The specific advantages or positive outcomes that consumers desire when choosing among products or services.

Behavioral Segmentation

The process of dividing a market into groups based on consumer behaviors, such as purchase history, product usage, or decision-making patterns.