1.

0.59 g of an organic compound produces 112 mL nitrogen at NTP. The percentage of nitrogen in the compound through Duma's method is

Answer»

23.7
27.5
33.07
16.8

Solution :`%` of N through Duma's method is GIVEN by
`%` of `=N=(28xx"VOLUME of " N_(2)" at STP")/(22400 xx "Mass of an ORGANIC compound")xx100`
`=(28xx112xx100)/(22400xx0.59)=23.7`.


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