In the Unit Cell of Sphalerite, Zn²⁺ Ions Occupy Half

question 70

Multiple Choice

In the unit cell of sphalerite, Zn²⁺ ions occupy half the tetrahedral holes in a face-centered cubic lattice of S^2- ions. What is the number of formula units of ZnS in the unit cell?

• A) 3
• B) 5
• C) 4
• D) 1
• E) 2

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Identify glands that perform both endocrine and exocrine functions.

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Definitions:

Receptor Cells

Specialized cells that respond to specific types of stimuli, converting them into signals that can be interpreted by the nervous system.

Inner Ear

Refers to the part of the ear responsible for hearing and balance, located within the temporal bone of the skull.

Field-Dependent Approach

A cognitive style where an individual's problem solving and learning are influenced by the surrounding visual field and context.

Perceptual Styles

Individual differences in the way people perceive, understand, and interpret their sensory experiences.