Lithium Chloride Crystallizes in a Face-Centered Cubic Structure

question 118

Multiple Choice

Lithium chloride crystallizes in a face-centered cubic structure.The unit cell length is 5.14 × 10^-8 cm.The chloride ions are touching each other along the face diagonal of the unit cell.The lithium ions fit into the holes between the chloride ions.What is the density of the lithium chloride?

• A)1.04 g/cm³
• B)2.42 g/cm³
• C)2.08 g/cm³
• D)3.11g/cm³
• E)3.82 g/cm³

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Definitions:

Defense Mechanism

Tactics employed by the subconscious mind to adjust, deny, or warp reality as a means to guard against feelings of unease and unwanted desires.

Reaction Formation

is a psychological defense mechanism where a person behaves in the opposite way to their actual feelings in order to hide their true emotions.

Opposite Extreme

A situation or condition that is diametrically different from another, usually in context to position, condition, or behavior.

Defense Mechanism

Psychological strategies brought into play by individuals, groups, or even nations to cope with reality and to maintain self-image.