Which Answer Best Accounts for the Cl^- Ions Present in the NaCl

question 191

Multiple Choice

Which answer best accounts for the Cl^- ions present in the NaCl unit cell?

• A) 1 center atom + 1/2 * 6 face atoms
• B) 1/8 * 8 corner atoms + 1/2 * 6 face atoms
• C) 1 center atom + 1/8 * 8 corner atoms
• D) 1 center atom + 1/4 * 12 edge atoms
• E) 1 center atom + 1/8 * 24 corner atoms

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Definitions:

Confidence Interval

An array of numerical indicators, gleaned from sample statistics, anticipated to harbor the value of an unknown population attribute.

Sample Size

The number of observations or replicates included in a statistical sample, crucial for the validity and accuracy of an experiment.

Degrees of Freedom

The number of independent values or quantities that can vary in the analysis without violating any constraints.

Confidence Interval

A collection of values, resulting from statistical sampling, that is expected to house the value of a non-identified population parameter.