Question

5. The number of molecules in 16.0 g of oxygen
(A) 6.02 x 1023 (B) 6.02 x 10
(C) 3.01 x 10-23
(D) 3:01 x 10
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Answer 1

Answer:

The number of molecules in 16 gm of oxygen are 0.5 (= 16/32 moles). Thus the number of molecules in 16 gm or 0.5 mole of oxygen gas are 0.5 x 6.023 x 10^(23) = 3.012 x 10^(23) molecules.

Explanation:

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Answer 2

1.002 b. 10.42 c. 0.01 d. %3.10