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Question
A sample of ammonium nitrate when heated yields 8.96 litres of steam (measured at STP)
NH4NO3 → N2O + 2H2O
Determine the percentage of oxygen in the ammonium nitrate?
Solution
80 parts by weight of NH4NO3 contains 48 parts by weight of oxygen
So 100 parts will contain = 48 x 100/80 = 60‰
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