Question

the mass number of an atom is 27 and its atomic number is 13. Therefore, it is composed of
a) 13 protons, 27 neutrons and 14 electrons
b) 13 protons, 14 neutrons and 14 electrons
c) 13 protons, 13 neutrons and 14 electrons
d)13 protons, 14 neutrons and 13 electrons

Answer 1

Answer:

d) 13 protons, 14 neutrons, and 13 electrons