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AIEEE 2010 Solved Paper

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Question : 22

Total: 89

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

59.0
47.4
23.7
29.5

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