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CGP EDU Academic Team
Published on: August 14, 2026
0.4 g of an organic compound on Kjeldahl's analysis gave enough ammonia to just neutralize 20 ml of IN H 2 SO 4 . What is the percentage of nitrogen in the compound?
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70
milli equivalents of NH 3 = milli equivalents of H 2 SO 4
milli moles of NH 3 x 1 = 1 N x 20 ml
milli moles of NH 3 = 20 milli moles
mass of 
=0.28
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