a. What is the molecular weight of aspirin (C9H8O4)?
180.157 amu
b. What is the mass of 0.0295 mol of aspirin?
g
c. How many moles of aspirin are present in 400. mg of aspirin?
mol aspirin
d. How many molecules of aspirin are present in 3.00 g of aspirin? Enter your answer in scientific notation.
x 10 molecules aspirin