The XRD Scan of the Face-Centered Cubic (Fcc)structure of Sodium $\times$

question 163

Multiple Choice

The XRD scan of the face-centered cubic (fcc) structure of sodium chloride showed that there was a distance of 562.8 pm between "layers of ions." Given that the fcc unit cell has a volume of 178.26 $\times$ 10^-24 cm³,to which distance does the 562.8 pm correspond?

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Definitions:

MR = MC Rule

A principle in economics stating that profit maximization occurs when marginal revenue equals marginal cost.

Short Run

A period in economics where at least one input is fixed and cannot be changed.

Long Run

A period of time in economics during which all factors of production and costs are variable, allowing for full adjustment to changes.

Allocative Efficiency

A condition where resources are distributed according to consumer preferences, optimizing utility for both producers and consumers.