Relacionar Columnas Reactions and chemical equatioVersión en línea Relate columns about this topic por José Aarón Lara Velázquez 1 Coefficient 2 Reactants 3 Combustion reaction 4 Law of conservation of mass 5 Replacement reactions 6 Synthesis reaction 7 Chemical reaction 8 Decomposition reaction 9 Products 10 They are the substances formed during a chemical reaction. They are the starting substances on a chemical reaction It's a number written in front of a reactant or a product. It separates reactants from products. It's the process by which the atoms of one or more substances are rearrenged to form different substances. It's a chemical reaction in which a single compound breaks down into two or more elements or new compounds. They involve the replacement of an element in a compound. It's a chemical reaction in which oxygen combines with a substance and releases energy in the form of heat and light. Matter is neither created nor destroy. It's a chemical reaction in which two or more substances (A and B) react to produce a single product (AB).