The Unit Cell in a Certain Lattice Consists of a Cube

question 40

Multiple Choice

The unit cell in a certain lattice consists of a cube formed by an anion at each corner,an anion in the center,and a cation at the center of each face.The unit cell contains a net:

• A)2 anions and 3 cations.
• B)2 anions and 2 cations.
• C)5 anions and 3 cations.
• D)3 anions and 4 cations.
• E)5 anions and 6 cations.

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Definitions:

Hypnosis

A trance-like state characterized by increased focus, concentration, and suggestibility, often used for therapeutic purposes.

Meditation

A practice where an individual uses a technique – such as mindfulness, or focusing the mind on a particular object, thought, or activity – to train attention and awareness, and achieve a mentally clear and emotionally calm and stable state.

REM Sleep

The stage of sleep where a person experiences rapid eye movements, dreaming, and paralysis of motor systems; EEGs show beta wave activity, which is also associated with an awake, conscious mind.

Traumatic Brain Injury

Damage to the brain resulting from an impact, which can lead to a wide range of functional impairments.