Chemistry · Oct / Nov 2019 · Paper 12 · Question 9
5070The mole and the Avogadro constant
Ammonia is manufactured from nitrogen and hydrogen by the Haber process. N2(g) + 3H2(g) ⇌ 2NH3(g) What is the percentage yield when 60 kg of ammonia is produced from 60 kg of hydrogen?
- A5.9%
- B17.6%
- C35.3%
- D50.0%
As printed in the paper
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Correct answer: B. 17.6%
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