Acetylsalicylic acid, C9H8O4, is the pain reliever in many headache medications. A typical tablet contains 250.0 mg of acetylsalicylic acid.
(a) Calculate the amount of acetylsalicylic acid in the tablet.
(b) Calculate the number of hydrogen atoms in the amount of acetylsalicylic acid in the tablet determined in (a).

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later

Ibelieve y y even though i've only taken chemistry for one year