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OpenStudy (anonymous):
a structural i beam is made of Iron. A view of its cross-secton and its dimensions is shown in the figure, where d=3 cm, w=35 cm, h=27 cm and the length of the beam is l=1.05 m. The density of iron is 55.85 g/mol and Avogadro number is 6.02214x10^23 /mol. how many atoms are there in this section?
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OpenStudy (xishem):
Providing said "figure" would help us help you.
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