[Simple question] Number of moles of a compound

  • Chemistry
  • Thread starter Yuriick
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  • #1
Yuriick
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Homework Statement



Estimate the number N of molecules in a few grams of matter. Explain why in that case ln (N) is of the order of 50 whatever the chemical composition.

Homework Equations



M = m/N

where M is the molecular mass

The Attempt at a Solution



I'm really unsure about the entire question. I have no idea what he's asking, but I might be over thinking it. I don't even know where to start.
 

Answers and Replies

  • #2
Borek
Mentor
29,167
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What is the average molar mass of a typical compound made of just a few atoms?

Say - 4 atoms. What is the molar mass of the lightest possible compound? Of the heaviest one?
 

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