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Applications of Agriculture Chemistry

During estima...

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During estimation of nitrogen present in an organic compound using Kjeldahl's method, the NH3 evolved from 0.25 g of the compound was neutralised by 10 ml of 1.25 N H2SO4. What is the percentage of nitrogen in the organic compound?

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Q. During estimation of nitrogen in the organic compound by Kjeldahls method, the ammonia evolved from 0.5 g of the compound in Kjeldahls estimation of nitrogen, neutralised 10 mL of 1M

H_{2} S O_{4}

. Find out the percentage of nitrogen in the compound?

Q. During the estimation of nitrogen present in an organic compound by Kjeldahl's method, the ammonia evolved from

0.5 g

of the compound in kjeldahls estimation of nitrogen, neutralized

10 m L

1 M

H_{2} {S O}_{4}

. Find out the percentage of nitrogen in the compound.

Q. During estimation of nitrogen present in an organic compound by Kjedhal's method, 0.17 g of

N H_{3}

was evolved from 0.28 g of a nitrogenous compound. What is the percentage of nitrogen in the organic compound?

Q. During estimation of nitrogen present in an organic compound by Kjeldahl's method, the ammonia evolved from

0.5

g of the compound in Kjeldahl's estimation of nitrogen neutralized

10

1 M H_{2} S O_{4.}

. The percentage of nitrogen in the compound is :

Q. For the estimation of nitrogen,

1.4 g

of an organic compound was digested by Kjeldahl method and the evolved ammonia was absorbed in

60 m L

\frac{M}{10}

sulphuric acid. The unreacted acid required

20 m l

\frac{M}{10}

sodium hydroxide for complete neutralisation. The percentage of nitrogen in the compound is :

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