Question

Dalton was one of the first scientists to experimentally prove that

a. the nucleus and the electron have different electrical charges.
b. most of the atom is made of "empty space".
c. the chemical and physical properties of an element correlate with its mass and size.
d. the atom is composed of smaller pieces.

Answer 1

c. the chemical and physical properties of an element correlate with its mass and size.

All the other properties of an atom is associated with it's sub-atomic particles which described later by the scientists like Rutherford, Thompson & many more.

Hope this helps!

Answer 2

the answer is c.


have a beautiful day