Why atomic radius of an individual atom can't be determined

1.	Why atomic radius of an individual atom can't be determined
Answer» Answer: because it is too SMALL that we can't DETERMINE it with simple device. Explanation: but we can find the ATOMIC RADIUS also by the most powerful STM.

Answer»

Answer:

because it is too SMALL that we can't DETERMINE it with simple device.

Explanation:

but we can find the ATOMIC RADIUS also by the most powerful STM.

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