3.9 Acid-base equilibria

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 the same number of moles of sulfuric acid and carbonic acid separately… (5 marks, Describe and explain)
• A student measures the pH of two solutions: a 0.1 mol/dm³ solution of sodium hydroxide and… (5 marks, Explain)
• A student adds a few drops of universal indicator to separate samples of dilute hydrochlor… (5 marks, Describe and Explain)
• A student adds sodium carbonate powder to two separate beakers, one containing dilute hydr… (5 marks, Explain)