Question

How many moles are in 7.1x10^21 atoms of iron?

Answer 1

0.011 moles

Step-by-step explanation:

There are about 6.02*10^23 atoms in a mole, so in the given sample, there are

`\frac{7.01 * {10}^(21) }{6.02 * {10}^(23) }`

which is about 0.011 moles.