Answer:
The number of protons also determines the identity of the element. ... Since the atom is electrically neutral, the number of electrons must equal the number of protons.
207 is the mass number. 82 would be the atomic number
No He believed tiny particles were invisible and couldn't be changed....So No The person that believed in this was Dalton .
Answer: Water because if we say aqueous it means it resembles water or related to water.
