A-LevelChemistryEquilibria9701/12 · Feb/Mar 2020 · Q61 Mark

The equation for the reaction between silver chloride and aqueous ammonia is shown. AgCl(s) + 2NH3(aq) ⇋ [Ag(NH3)2]+(aq) + Cl-(aq) What are the units of Kc for this reaction?

Ano units

Bmol-1 dm³

Cmol dm³

Dmol² dm-6

✓ Correct answer

A: no units

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Topic: Equilibria, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2020 Paper 1 Variant 2, question 6.

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