Question

1. What is the average diameter of an atom?
a. 1x 10-9m
b. 1x 10-7m
c. 1x 10-5m
d. 1x 10-8m
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Answer 1

Explanation:

An atom is a million times smaller than the thickest human hair. The diameter of an atom ranges from about 0.1 to 0.5 nanometers (1 × 10−10 m to 5 × 10−10 m).

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