Apositively charged wire is attracted to a negatively charged piece of metal. what force causes this?

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?

What’s the theoretical yield of solid lead

How many grams of iron can be made from 16.5 grams of fe2o3