Refer to the Above Table

question 21

Multiple Choice

Refer to the above table. Use charge balance to determine the value of x in the pyrosilicate
Zn_xSi₂O₇.

• A) 1
• B) 3
• C) 6
• D) 4
• E) 2

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Definitions:

Schema

A cognitive framework or concept that helps organize and interpret information, based on experience, to make sense of the world.

Assimilation

The cognitive process of fitting new information into pre-existing cognitive schemas, perceptions, and understanding.

Circular Reaction

A repetitive action that achieves a desired outcome, often seen in the developmental stages of infants as they learn to interact with their environment.

Cognitive Schema

A mental structure that represents some aspect of the world, organizing categories of information and the relationships among them, aiding in understanding and predicting the world.