Honors Chemistry: Chapter 8 Study Guide with Complete Solutions

Honors Chemistry: Chapter 8 Study Guide with Complete Solutions A ________ is the process by which one or more substances are changed into one or more different substances. - Answer️️ -chemical reaction A ___________ represents, with symbols and formulas, the identities and relative molecular or molar amounts of the reactants and products in a chemical equation. - Answer️️ -chemical equation What are the four ways to tell if a chemical reaction has occurred? - Answer️️ - evolution of energy as heat and light, color change, production of gas, and the formation of a precipitate A solid that is produced as a result of a chemical reaction in solution and that separates from the solution is known as a __________. - Answer️️ -precipitate What is sulfur usually written as? - Answer️️ -S₈ What is phosphorus usually written as? - Answer️️ -P₄ What are the seven diatomic molecules? - Answer️️ -hydrogen, nitrogen, oxygen, fluorine, chlorine, bromine, and iodine To balance numbers of atoms, add __________ where necessary. - Answer️️ - coefficients A _________ is a small whole number that appears in front of a formula in a chemical equation. - Answer️️ -coefficient ©SOPHIABENNETT 2024/2025 9:45 AM Page | 2 A _____________ is an equation in which the reactants and products in a chemical reaction are represents by words. - Answer️️ -word equation A ___________ represents the reactants and products of a chemical reaction by their symbols or formulas. - Answer️️ -formula equation The relative amounts of reactants and products represented in the