An overview of the definitions of different types of chemicals, how chemicals can be represented in chemical equations, how chemicals can be separated, and a number of important calculations ...

Chemical bonding refers to the attraction between atoms and can come in several different types with varying strength. It allows the formation of substances with more than one atomic component and ...

Unfortunately, Griffith was not able to identify the chemical nature of this "transforming principle" beyond the fact that it was able to survive heat treatment. The actual identification of DNA ...

As the interactions between atoms are governed by the valence electrons, their findings shine light on the fundamental nature of chemical bonds, with implications for pharmacy and chemical ...