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The ammonia evolved from 2 g of a compound in Kjeldahl’s estimation of nitrogen neutralises 10 mL of 2 M H2SO4 solution.

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The ammonia evolved from 2 g of a compound in Kjeldahl’s estimation of nitrogen neutralises 10 mL of 2 M H2SO4 solution. The weight percentage of nitrogen in the compound is

(a) 28

(b) 14

(c) 56

(d) 7

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Answer is : (a) 28

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