For decades, the chemical/manufacturing/industrial sector has woven a complex web around American life. From/Within/Across its insidious reach extends into our homes/air/water, poisoning/compromising/contaminating public health/the environment/our very existence. Unseen/Silent/Subtle threats lurk behind/within/under everyday products, manufactured/

Chemical formulas serve the composition of matter. Grasping these formulas forms a critical framework for studying the vast world of chemistry. They encode information about the chemical equilibrium kinds of atoms contained in a compound, as well as their relative quantities. A chemical formula can simply depict the combination of atoms within a m