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2.4 Bulk and surface properties of matter including nanoparticles

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Question 24

An air-quality monitor measures the diameters of three particles in a sample of air.

ParticleDiameter
X6.5 × 10-8 m
Y1.4 × 10-6 m
Z7.0 × 10-6 m

Determine whether each particle is a nanoparticle, a fine particle (PM2.5\text{PM}_{2.5}PM2.5​) or a coarse particle (PM10\text{PM}_{10}PM10​).

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[3]
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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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