How do atoms, compounds, and elements
differ?

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 is the correct lewis structure for chloroform chcl3

What is the independent variable in this investigation? mass volume sample number substance density