Question

A Cobalt (Co) atom has a mass number of 60. Its atomic number is 27. How many neutrons does the cobalt atom have?

Answer 1

33 Neutrons

Step-by-step explanation:

Atomic Mass = # of Protons + # of Neutrons

Atomic Number = Proton count

Atomic Mass of Co = 27 Protons + x Neutrons

60 = 27 + x

x = 33