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Ionic Salts and Their Characteristic

18 29.5 mg of...

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18 29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahls method and the evolved ammonia was absorbed in 20 mL of 0.1 M HCl solution. The excess of the acid required 15 mL of 0.1 M NaOH solution for complete neutralization. The percentage of nitrogen in the compound is (1) 29.5 (2) 59.0 (3) 47.4 (4) 23.7

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29.5

mg of an organic compound containing nitrogen was digested according to Kjeldahl's method and the evolved ammonia was absorbed in

20

0.1

M

HCl solution. The excess of the acid required

15

0.1

M NaOH solution for complete neutralization. The percentage of nitrogen in the compound is:

1.4

g of an organic compound was digested according to Kjeldahl's method and the ammonia evolved was absorbed in

60

M / 10 H_{2} S O_{4}

solution. The excess sulphuric acid required

20

M / 10 N a O H

solution for neutralization. The percentage of nitrogen in the compound is :

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?

Q. For the estimation of nitrogen,

1.4 g

of 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 neutralization. The percentage of nitrogen in the compound is

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

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