How many molecules are there in 14 g of nitrogen at s.t.p.? [N = 14, Avogadro's constant = 6.02 x 1023 mol-1]

A.

6.02 x 1023

B.

3.01 x 1023

C.

8.43 x 1024

D.

1.20 x 1024

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Correct answer is A

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