Describe the polymerization of 2,2-dimethyloxirane by a. an anionic mechanism. b. a

Chapter 1: Keys to the Study of Chemistry 1.1 Some Fundamental Definitions Chemistry is the study of matter and its properties, the changes that matter undergoes, and the energy associated with those changes. The Properties of Matter  Matter is the “stuff” of the universe (e.g., air, books, lava, animals) basically anything that has mass and volume.  Composition is the types and amounts of simpler substances that make it up. o Substance is a type of matter that has a defined, fixed composition.  Properties are the characteristics that give each substance its unique identity. There are two types of properties physical and chemical. o Physical properties are characteristics a substance shows by itself,