Before we begin, let's first establish an understanding of basic terminology. It may be harder than you think to clearly define what is a chemical versus a chemical reaction. To help us better differentiate between closely related terms, review the words listed here.
Okay, so before we start, we must establish and clear
understanding of the basic terminology. In order to help us differentiate among
closely related terms, please kindly review the words listed below. There are 3
categories:
contains chemicals,