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If a sample of coffee had 31.13 grams of caffeine (C8H10N4O2), how many atoms of nitrogen are present?
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If a sample of coffee had 31.13 grams of caffeine (C8H10N4O2), how many atoms of nitrogen are present?

User Peter Sorowka
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1 Answer

4 votes
Use dimensional analysis
Find gfm of caffeine
Get moles of caffeine then moles of N
Then use avogadros number to get atoms
3.85 x10^23 atoms
If a sample of coffee had 31.13 grams of caffeine (C8H10N4O2), how many atoms of nitrogen-example-1
User Hamed Ghadirian
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