Question

How many moles are 3. 01 x 1022 atoms of magnesium?

Answer 1

0.05 moles

Step-by-step explanation:

There are about 6.02 * 10^23 atoms in a mole, so in the given sample, there are (3.01*10^22)/(6.02*10^23)=(1/2)(1/10)=0.05 moles.