An example of a chemical change A. Fireworks B. Chemical reaction C. Chemical change D. Energy

nanotechnology is a powerful tool in biomaterials research as it creates numerous possibilities for the engineering of functional molecules. nano-bio refers to projected ability to incorporate biomimicry into various materials at nanoscale.  

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).

c, liquids evaporate, creating a gas

it would be d. henry moseley

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