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0.2325 g of organic compound was anal...

0.2325 g of organic compound was analysed for nitrogen by Dumas method . 31.7 mL of moist nitrogen was colleted at `25^(@)` C and 755.8 mm of Hg pressure , Calculate the percentage of nitrogen in the sample (Aqueous tension of water at `25^@C ` is 23.8 mm of Hg )

A

`18%`

B

`19.7%`

C

`15.1%`

D

`20.2%`

Text Solution

Verified by Experts

The correct Answer is:
C
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0.2325 g of an organic compound was analysed for nitrogen by Duma's method. 31.7 mL of moist nitrogen was collected at 25°C and 755.8 mm pressure. Calculate the percentage of nitrogen in the sample (aq. tension of water at 25°C and 23.8 mm).

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