36) How Nitrogen is estimated by Kjeldahl's method.

1.	36) How Nitrogen is estimated by Kjeldahl's method.
Answer» The solution is then distilled with a small quantity of sodium hydroxide, which converts the ammonium salt to ammonia. The amount of ammonia present, and thus the amount of nitrogenpresent in the sample, is determined by back titration. The end of the condenser is dipped into a solution of boric acid. like if you find it useful

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The solution is then distilled with a small quantity of sodium hydroxide, which converts the ammonium salt to ammonia. The amount of ammonia present, and thus the amount of nitrogenpresent in the sample, is determined by back titration. The end of the condenser is dipped into a solution of boric acid.

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36) How Nitrogen is estimated by Kjeldahl's method.

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