Chemistry · Unit 4 · Chemical synthesis and design · Chemical synthesis

Describe, using equations, the - production of ammonia by the Haber process - production of sulfuric acid using the contact process - production of ethanol from fermentation and the hydration of ethene - operation of a hydrogen fuel cell under acidic and alkaline conditions.

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Question 1

In the Haber process for the production of ammonia, nitrogen and hydrogen gases are combined under specific conditions. Which equation correctly represents this reaction and identifies a key operating condition?

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Describe, using equations, how - addition polymers, including polyethene (LDPE and HDPE), polypropene and polytetrafluorethene, can be produced from their monomers - condensation polymers, including polysaccharides (carbohydrates), polylactic acid (PLA), polyamide (proteins and nylon) and polyester, can be produced from their monomers.

Explain that reagents and reaction conditions are chosen to optimise the yield and rate for chemical synthesis processes, including the production of ammonia (Haber process) and sulfuric acid (contact process).

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