Question

How many atoms are present in each of the following:
(i) 252 g of C?

Answer 1

Answer:

126.46× 10^23

Explanation:

Given maas÷ molar mass × avagadro number = no. of atoms

Answer 2

12g of C=6.022*10^23 atoms

1g of C=6.022*10^23/12 atoms

252g of C=(6.022*10^23/12)*252 atoms

252g of C=12.6462*10^22 atoms

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