2.0 moles are represented by 118g of cobalt.
A mole is defined as 6.02214076 ×[tex]10^{23}[/tex]of some chemical unit, be it atoms, molecules, ions, or others. The mole is a convenient unit to use because of the great number of atoms, molecules, or others in any substance.
[tex]Moles = \frac{mass}{molar \;mass}[/tex]
[tex]Moles = \frac{118g }{58.93amu}[/tex]
Moles = 2.0023757 = 2.0moles
Hence, 2.0 moles are represented by 118g of cobalt.
Learn more about moles here:
https://brainly.com/question/8455949
#SPJ2
