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Home > Science > Additional OCR Gateway Science Topics > Chemical economics > Making ammonia – the Haber process

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Chemical economics

Making ammonia - the Haber process - Test

1.

What are the starting materials for the manufacture of ammonia?

2.

Which of these will increase the yield of ammonia?

3.

What is the catalyst used in the manufacture of ammonia?

4.

is the symbol used to denote:

5.

Ammonia is vitally important for: