Nitrogen - < gp56/AL86P1A_2c 2 (c) Explain, with the...

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<<< gp56/AL86P1A_2c 2 (c) Explain, with the help of an equation, why concentrated nitric (V) acid turns yellow if it is not kept in an amber-coloured bottle. (3 marks) <<< gp56/AL87P2_6a2 6 (a) Outline an industrial preparation of ammonia, paying particular attention to the economic aspects of each stage of the process. (9 marks) <<< gp56/AL87P2_6b2 6 (b) Illustrate, with equations where appropriate, the use of (i) ammonia in qualitative analysis of cations, and (ii) nitrogen-containing compounds as explosives. (5 marks) <<< GP56/AL90P2_5b 5. (b) Outline an industrial preparation of EITHER ammonia OR sulphuric acid. Your answer should include the physico-chemical principles involved and also the role of any catalyst. (7 marks) <<< GP56/AL91P1_3h 3. (h) When solid ammonium nitrate(V) is transported, the vehicle must carry a sign clearly showing: AMMONIUM NITRATE; DANGEROUS GOODS; NO SMOKING. Give chemical reasons why this is necessary.
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Nitrogen - &lt; gp56/AL86P1A_2c 2 (c) Explain, with the...

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