Which of the Following Could Be Added to a Solution

question 27

Multiple Choice

Which of the following could be added to a solution of sodium acetate to produce a buffer? acetic acid hydrochloric acid potassium acetate sodium chloride

• A) sodium chloride or potassium acetate
• B) potassium acetate only
• C) hydrochloric acid only
• D) acetic acid or hydrochloric acid
• E) acetic acid only

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Definitions:

Buffering

Pushing apart; having distance, space, and privacy as an individual within the family unit.

Mesosystem

The quality of relationships among the people in a child’s microsystem.

Exosystem

A concept in ecological systems theory referring to the external social settings that indirectly influence an individual's development.

Chronosystem

Part of the ecological systems theory, it encompasses the dimension of time as it relates to an individual's environments and life events.