If you were to draw a particulate representation of air that contained 10 particles, how many of the particles you drew would be nitrogen? How many would be oxygen? Argon? Carbon dioxide?

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?