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6.3 Dynamic equilibria

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Question 15
F

A farmer wants the fertiliser that supplies the greatest mass of nitrogen in each kilogram. Relative atomic masses: H = 1, N = 14, O = 16, P = 31, S = 32, K = 39

Which fertiliser should the farmer choose?

[1]
A

ammonium nitrate, NH4NO3\mathrm{NH_{4}NO_{3}}NH4​NO3​

B

ammonium sulfate, (NH4)2SO4\mathrm{(NH_{4})_{2}SO_{4}}(NH4​)2​SO4​

C

ammonium phosphate, (NH4)3PO4\mathrm{(NH_{4})_{3}PO_{4}}(NH4​)3​PO4​

D

potassium nitrate, KNO3\mathrm{KNO_{3}}KNO3​

Markscheme

6.3 Dynamic equilibria Questions

  1. GCSE
  2. /Chemistry
  3. /6.3 Dynamic equilibria

43 exam-style questions on Edexcel GCSE Chemistry 6.3 Dynamic equilibria, covering 6.3.1 The Haber process as a reversible reaction, 6.3.2 Conditions and rate in industrial equilibria, and 6.3.3 Fertilisers and the preparation of ammonium sulfate. Each one has a worked solution and a mark scheme showing where the marks go.

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