Question

which of these is the atomic mass of cobalt (co)? 58.933 co 27

Explanation:

Step1: Recall atomic - mass concept

Atomic mass is the average mass of atoms of an element.

Step2: Identify Cobalt's atomic mass

Cobalt (Co) has an atomic mass of approximately 58.933. The number 27 is the atomic number of Cobalt, and "Co" is the chemical symbol.

Answer:

58.933