Tobacco contains a poisonous alkaloid called Nicotine. The molecular formula of nicotine is C10H14N2 (molar mass = 162.23g). The mass percentage of nitrogen in nicotine, is?

  • (A) 4.32%
  • (B) 8.23%
  • (C) 12.4%
  • (D) 17.3%;
Correct Answer: D

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