Question

the number of oxygen atoms in 4.5gm of Carbon dioxide

Answer 1

Answer:1.2 ×10^23

Explanation:Gram molecular mass of Co2 =44gm = 1 mole

Similarly 4.4 GM = 0.1 mole

1 mole of Co2 contains 2×Avogardros no. Of atoms.

0.1 mole(4.4gm) contains 0.2×Avogardros no. Of oxygen atoms

Answer 2

Answer:

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