What is meant by the simplest formula of a compound?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

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?

In a copper wire, a temperature increase is the result of which of the following