A typical aspirin tablet contains 500mg of C9H8O4. What amount of C9H8O4 molecules and what number of molecules of acetylsalicyclic acid are in 500mg tablet

There are 500 mg of C9H8O4 molecules in a 500 mg aspirin tablet. This is equivalent to 0.5 g of C9H8O4 molecules.

The number of molecules of acetylsalicyclic acid in a 500 mg tablet is equal to the number of C9H8O4 molecules, which is 0.5 g.