What Is the Edge Length of a Face-Centered Cubic Unit

question 160

Multiple Choice

What is the edge length of a face-centered cubic unit cell made up of atoms having a radius of 175 pm?

• A)247 pm
• B)495 pm
• C)700 pm
• D)1400 pm

---

Definitions:

Leukocytes

White blood cells that are part of the immune system, involved in protecting the body against both infectious disease and foreign invaders.

Memory Lymphocytes

Specialized white blood cells that remember previous invaders and help the immune system respond more quickly and effectively to diseases the body has encountered before.

Immune System

The body's defense system against infections, diseases, and other potentially damaging foreign bodies.

Antigens

Substances that induce an immune response in the body, especially the production of antibodies.