Surface area to volume ratio
What Surface area to volume ratio means in Chemistry GCSE, as defined for AQA.
Definitions of Surface area to volume ratio
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Reference: AQA
Nanoparticles have a very large one of these because a high proportion of their atoms lie at the surface.
For a cube of side length a, surface area is 6a² and volume is a³, so the ratio is 6a² ÷ a³ = 6 ÷ a.
Topics that use Surface area to volume ratio
- Sizes of particles and their properties (AQA GCSE)
Related terms
- Applications of nanoparticles
- Bulk properties
- Efficiency of materials
- Nanoparticles
- Size-dependent properties
- Atoms and molecules
- Coarse particles
- Inverse proportionality
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