Two grams of organic compound containing nitrogen in Dumas method liberated 256 ml of nitrogen at STP. Percentage of nitrogen in the organic compound is
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a
56%
b
28%
c
24%
d
16%
answer is D.
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Detailed Solution
Percentage of nitrogen =28×V (volume in ml at STP) 224×w (weight of O.C) =V8W=2568(2)=16%