Covalent network. <span>A solid that is extremely hard, that has a very high melting point, and that will not conduct electricity either as a solid or when molten is held together by a continuous three-dimensional network of covalent bonds. Examples include diamond, quartz (SiO </span><span>2 </span>), and silicon carbide (SiC). The electrons are constrained in pairs to a region on a line between the centers of pairs of atoms.<span>
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Microscopes?
Scanners?
Transmitters?
Cameras?
Hand lens?
There are a lot
        
                    
             
        
        
        
Answer:
A. Sublimation of camphor
 
        
             
        
        
        
Only one of the listed choices are correct here:
<span><em>The x-axis would change title and values.</em>
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