29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahl's…

Chemistry · NEET · NTA Exams — Some Basic Concepts of Chemistry

29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahl's method and the evolved ammonia was absorbed in 20 mL of 0.1 M HCl solution.  The excess of the acid required 15 mL of 0.1 M NaOH solution for complete neutralization.  The percentage of nitrogen in the compound is:

  1. 59.0
  2. 47.4
  3. 23.7
  4. 29.5

Answer

(C) 23.7

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