Which component is an example of scientific law?

a. all objects attract other.
b. radium is a radioactive element.
c. what goes up always comes back down.
d. gravity is a dent in the fabric of space and time.

What type of reaction is illustrated? 2c12o5 = 2cl2 + 502

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