WJEC A-Level Chemistry (Wales) · WJEC A420QS

3.9 Acid-base equilibria

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

Practice questions on Acid-base equilibria

Explain why hydrochloric acid is described as a strong acid, and why ethanoic acid is desc… (5 marks, Explain)
A student dissolves ammonia gas in water to produce an alkaline solution. Explain why ammo… (5 marks, Explain)
A student tests two solutions, A and B, both at the same concentration. Solution A is sodi… (5 marks, Explain)
A student has two acid solutions: hydrochloric acid and carbonic acid. Both solutions have… (5 marks, Explain)
A student measures the pH of two separate solutions: a 0.1 mol/dm³ solution of nitric acid… (5 marks, Explain)

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