In a Particular Form of Silicon, the Atoms Are Arranged

question 20

Multiple Choice

In a particular form of Silicon, the atoms are arranged in a rectangular grid of spacing 2x10-10 m. Each atom weighs 4.7x10-26 kg. What is the density of this form of Silicon, in g cm-3?

• A)0.32 g cm-3.
• B)1.3 g cm-3.
• C)3.3 g cm-3.
• D)5.8 g cm-3.
• E)33.2 g cm-3.

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Definitions:

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