Question

Atom 1 has 19 electrons 19 protons and 20 neutrons atoms 2 has 19 electrons , 20 neutrons and 19 protons

Answer 1

Answer:

Atom 1: Potassium (K)

Atom 2: Same thing

Explanation:

Potassium has an atomic number of 19 and mass number of 39.0983.