P32_022 - 22. (a) The number of iron atoms in the iron bar...

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22. (a) The number of iron atoms in the iron bar is N = ³ 7 . 9g / cm 3 ´ (5 . 0cm) ( 1 . 0cm 2 ) (55 . 847 g / mol) / (6 . 022 × 10 23 / mol) =4 . 3 × 10 23 . Thus the dipole moment of the iron bar is µ = ( 2 . 1 ×
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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