a typical aspirin tablet contains 500.mg of C9H8O4. How many moles of C9H8O4 molecules and how many molecules of acetylsalicyclic acid are in a 500.mg tablet

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)

How do you convert 4 mmol of bromobenzene to ml?