Chemistry · 2015
NEET 2015 · 3 May · Code E · Q77
In Duma's method for estimation of nitrogen, 0.25 g of an organic compound gave 40 mL of nitrogen collected at 300 K temperature and 725 mm pressure.…
In Duma's method for estimation of nitrogen, $\displaystyle 0.25$ g of an organic compound gave $\displaystyle 40$ mL of nitrogen collected at $\displaystyle 300$ K temperature and $\displaystyle 725$ mm pressure. If the aqueous tension at $\displaystyle 300$ K is $\displaystyle 25$ mm, the percentage of nitrogen in the compound is :
Official answer
(3)
$\displaystyle 16.76$
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