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Think Think
wrote...
Posts: 2431
9 years ago
How many moles of Pb are in 4.71 × 1021 Pb atoms?
A) 0.00782
B) 2.84 × 1045
C) 207.2
D) 6.022 × 1023
E) none of the above

Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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wrote...
Valued Member
9 years ago
I believe the answer should be A) 0.00782.
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