Question: (a) Compare the surface area for two spherical objects: one has a diameter of 10 nm and the other has a diameter of 1000 nm.

(a) Compare the surface area for two spherical objects: one has a diameter of 10 nm and the other has a diameter of 1000 nm.

(b) Describe whether these two objects are considered nanoparticles by using the size-based definition of a nanomaterial.

(c) Using a surface-area-related property, describe what must hold true for either of these objects to be considered nanoparticles, using the size/properties-based definition of a nanomaterial.

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a The surface area of a spherical object is directly proportional to the square of its diameter The formula for the surface area A of a sphere is give... View full answer

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