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Rancidity

In Kjelalah's...

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In Kjelalah's method the gas evolved from 1.325g of nitrogen fertilizer is passed into 50.00ml of 0.2030N H2SO4,25.32ml of 0.1980of N NaOH are required for titration of unused acid .Calculate the percentage of nitrogen

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0.243

g of a organic compound containing nitrogen was Kjeldahlized and ammonia gas evolved was absorbed in

90.3

\frac{1}{10} N H C I

. unused acid required

20

0.2 N N a O H

for complete neutralization . percentage of nitrogen in the sample is?

0.2 g

of an organic compound was analysed by Kjeldahl’s method. The ammonia evolved was absorbed in

60 ml

N / 5 H_{2} S O_{4}

. Unused acid required

40 ml

N / 10 N a O H

for complete neutralization. Find the percentage of nitrogen in the compound.

Q. 0.303 g of an organic compound was analysed for nitrogen by Kjeldahl’s method. The ammonia gas evolved was absorbed in 50 ml of 0.1N-H2SO4. The excess acid required 25 ml of 0.1 N NaOH for neutralization. The percentage of nitrogen in the given compound is

0.2 g

of an organic compound was analysed by Kjeldahl’s method. The ammonia gas evolved was absorbed by

60 mL of N / 5 H_{2} S O_{4}

. The unused acid required

40 mL of N / 10 N a O H

for complete neutralisation. Find the percentage of

N_{2}

Q. In the estimation of nitrogen by Kjeldahl's method,

2.8 g

for an organic compound required

20

H_{2} S O_{4}

for the complete neutralization of

N H_{3}

gas evolved. The percentage of nitrogen in the sample is:

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