Question

I NEED HELP! Complete the table of the following element. Element: Chlorine Symbol: Cl

Answer 1

:

Protons :17
Neutrons:17
Electrons:17
Atomic number:17
Atomic mass:(protons +neutrons) 17+17=34

Answer 2

Answer:

For example, the atomic mass of chlorine (Cl) is 35.45 amu because chlorine is composed of several isotopes, some (the majority) with an atomic mass of 35 amu (17 protons and 18 neutrons) and some with an atomic mass of 37 amu (17 protons and 20 neutrons).

Hope it helped!!!