Calculate the weight of one atom of nitrogen. (g. at. wt., N = 14 g).
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answer is 14.
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Detailed Solution
g.at. wt. of N=14 g;Avogadro no.= 6.023× 1023 We know that: g. at. wt. of N = Wt. of one atom of N in amu× 1.66 x 10- 24 g × Avogadro no. (= 6.023 X 10 23 ) 14 g =Wt. of one atom of N in amu × 1.66× 10- 24 g × 6.023×1023 ∴Wt. of one atom of N in amu =14g1.66×10−24g×6.023×1023=14 amu