Aspirin, C9H8O4, is used to reduce inflammation and reduce fever. (7.1, 7.2, 7.3, 7.4)
a. What is the mass percent composition of aspirin?
b. How many moles of aspirin contain 5.0 × 1024 atoms of carbon?
c. How many atoms of oxygen are in 7.50 g of aspirin?
d. How many molecules of aspirin contain 2.50 g of hydrogen?
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