Edexcel A-Level Chemistry (9CH0) · EDEXCEL 9CH0

5 Formulae, equations and amounts of substance

Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).

Practice questions on Formulae, equations and amounts of substance

Copper(II) sulfate solution reacts with excess zinc powder. The equation for the reaction … (5 marks, Explain)
Silver nitrate solution reacts with sodium chloride solution to produce a white precipitat… (5 marks, Explain)
Iron is produced in a blast furnace by the reduction of iron(III) oxide with carbon monoxi… (5 marks, Justify)
A student reacts calcium carbonate with excess hydrochloric acid. The equation for the rea… (5 marks, Explain)
Ammonia is produced in the Haber process. The equation for the reaction is: N₂ + 3H₂ → 2NH… (5 marks, Explain)

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