Posted by love on Tuesday, January 17, 2012 at 10:54pm.
The radius of a lead atom is 175 pm. How many lead atoms would have to be laid side by side to span a distance of 1.58 mm?

Chemisty  DrBob222, Tuesday, January 17, 2012 at 11:07pm
If the radius is 175 pm then the diameter is 350 pm.
350 pm/atom x # atoms = 1.58E9 pm
Solve for # atoms.

Chemisty  dffdeg, Wednesday, September 25, 2013 at 10:30pm
20

Chemisty  memo, Monday, February 1, 2016 at 1:17pm
The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by side to span a distance of 2.56 mm?
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