If You Could Line Up the Nuclei of Lead-208, Approximately

question 61

Multiple Choice

If you could line up the nuclei of lead-208, approximately how many nuclei are required to form a line 1 inch long? Note that a nucleus of lead-208 has a diameter of 1.6 x 10^-14 m.

• A) 82
• B) 208
• C) 8.2 x 10⁷
• D) 1.6 x 10¹²

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