Compare the Packing Efficiency of Face-Centered Cubic Gold and Face-Centered

question 21

Multiple Choice

Compare the packing efficiency of face-centered cubic gold and face-centered cubic sodium chloride considering all the atoms.

• A)The efficiency of packing in the gold unit cell is higher.
• B)The efficiency of packing in the sodium chloride unit cell is higher.
• C)The efficiencies of packing in the two lattices are the same.
• D)Packing efficiencies cannot be defined for one or both of these.
• E)There is no way to compare without further information.

---

Definitions:

Reservation Policy

A policy pertaining to the designation of specific lands for indigenous peoples, often characterized by forced relocations and aimed at assimilating indigenous populations into mainstream society.

Cattle Ranching

The business of raising and managing cattle for meat, milk, and other products, typically conducted on large expanses of land.

Cattle Industry

A sector of agriculture focused on the raising, breeding, and marketing of cattle for meat, dairy products, and other by-products.

Railroad Expansion

The rapid growth of railroad networks in the 19th century, facilitating economic development, westward expansion, and changes in transportation across nations.