Question

the number of moles in 2 into 10 power 24 atoms of iron are​

Answer 1

Answer:

Approx. 20 moles of iron.

Explanation:

There are approx. 6.022×1023 iron atoms per mole of ion. This quantity, this number of iron atoms has a mass of 55.85⋅g. And of course, when we quote the mass of iron we say 55.85⋅g⋅mol−1.

So,

1.2×1025⋅atoms of iron6.022×1023⋅iron atoms per mole ≅ 20⋅moles

Answer 2

Answer:

1,3,5,7

Explanation:

First four odd natural numbers are 1,3,5,7. mean=1+3+5+7/4. =16/4

                                 

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