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    Chemistry
  3. Study Set
    Chemical Principles
  4. Exam
    Exam 9: Chemical Calculations: the Mole Concept and Chemical Formulas
  5. Question
    A Sample of 15
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A Sample of 15

Question 41

Question 41

Short Answer

A sample of 15.5 g of caffeine, C8H10N4O2, was extracted from some fresh coffee. How many nitrogen atoms does this sample contain?

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