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3.2 Use of amount of substance in relation to masses of pure substances

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Question 5
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A student added a small piece of magnesium to a large volume of dilute hydrochloric acid. All of the magnesium reacted and some acid was left over.

Which statement is correct?

[1]
A

The magnesium is the limiting reactant.

B

The magnesium is the reactant in excess.

C

Both reactants are limiting reactants.

D

Neither reactant is a limiting reactant.

Markscheme

3.2 Use of amount of substance in relation to masses of pure substances Questions

  1. GCSE
  2. /Chemistry
  3. /3.2 Use of amount of substance in relation to masses of pure substances

40 exam-style questions on AQA GCSE Chemistry 3.2 Use of amount of substance in relation to masses of pure substances, covering 3.2.1 Moles, 3.2.2 Amounts of substances in equations, 3.2.3 Using moles to balance equations, 3.2.4 Limiting reactants, 3.2.5a Concentration of solutions, and 3.2.5b Relating mass, volume and concentration. Each one has a worked solution and a mark scheme showing where the marks go.

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