Wednesday
September 17, 2014

Homework Help: chemistry

Posted by ea on Monday, November 24, 2008 at 3:15pm.

Gallium crystallizes in a primitive cubic unit cell. The length of an edge of this cube is 362 pm. What is the radius of a gallium atom?

The face-centered gold crystal has an edge length of 407 pm. Based on the unit cell, calculate the density of gold.

Type of atom Fraction in unit cell
corner 1/8
face 1/2
body 1

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