BRAINLIEST TO WHOEVER ANSWERS FIRST Calculate the standard entropy value of the chemical reaction CaCl2(s) --> CaCl2(aq)

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?

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax