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Chemistry · Unit 2 · Aqueous solutions and acidity · Aqueous solutions and molarity

Discriminate between the terms strength and concentration, e.g. acidic/basic solutions.

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Question 1

A student prepares two aqueous solutions at 25 °C. Solution X contains 0.10 mol/L of a strong acid, and Solution Y contains 0.50 mol/L of a weak acid. Which statement correctly distinguishes between acid strength and acid concentration in these two solutions?

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Question 2

Which statement correctly discriminates between acid strength and acid concentration?

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Question 3

A student prepares two hydrochloric acid solutions: • Solution A: 0.10 mol/L HCl (complete dissociation) • Solution B: 0.50 mol/L HCl (complete dissociation) Explain why both solutions are equally strong acids, yet Solution B is more concentrated than Solution A.

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