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2.4 Bulk and surface properties of matter including nanoparticles

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Question 48

A manufacturer replaces larger particles of a solid catalyst with nanoparticles of the same substance. The reaction rate must remain the same.

Explain why a smaller mass of the nanoparticle catalyst can be used.

[2]
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2.4 Bulk and surface properties of matter including nanoparticles Questions

  1. GCSE
  2. /Chemistry
  3. /2.4 Bulk and surface properties of matter including nanoparticles

104 exam-style questions on AQA GCSE Chemistry 2.4 Bulk and surface properties of matter including nanoparticles, covering 2.4.1 Sizes of particles and their properties and 2.4.2 Uses of nanoparticles. Each one has a worked solution and a mark scheme showing where the marks go.

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