Chapter 9. Laboratory: Introduction to Chemical Reactions and Stoichiometry
A chemical reaction is a process during which one or more original substances (called reactants) are converted to one or more different substances (called products). A chemical reaction may occur quickly (such as a firecracker exploding) or slowly (such as iron rusting). Some chemical reactions occur spontaneously at normal temperatures and pressures, as soon as the reactants are brought into contact with each other. Other chemical reactions occur only if external energy is supplied in the form of heat, light, or an electrical spark.
Although it is sometimes ...
With Safari, you learn the way you learn best. Get unlimited access to videos, live online training,
learning paths, books, interactive tutorials, and more.