What kind of glass is the following si, o, na, b, al no plastic, no visible change, will shatters to high impact? 1. pyrex glass 2. laminated soda-lime glass, 3. ordinary soda-lime glass, 4. heat-tempered soda-lime glass?

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Light waves travel than sound waves.

The following transition occurs at a molecular level for a substance. what transition corresponds to this change in microscopic structure? the carbon dioxide molecules on the left are in a regular, tightly packed pattern. after heating, it becomes much lower density. a. melting b. boiling c. sublimation d. freezing