144–145 19A Compounds Kick off the chapter by discussing and Chemical the dominion science problem Formulas about knocking in gasoline car engines. Don’t let naming compounds be a 462–471 useless exercise! Help students find meaning in this work by See Physical Science discussing how naming Support Materials CD compounds is important for dominion. 146 19B Chemical 472–476 Changes 147 19C Types of Tie in the opening dominion science Chemical problem here by discussing 477–483 Reactions chemicals called anti-knocking agents in gasoline. 148 Teacher Demonstration 19-1T: Chemical Reactions 149 Chapter 19 Review 150 Chapter 19 Test Chapter 20: Mixtures and Solutions 151 20A Begin the chapter by discussing the Heterogeneous dominion science problem about Mixtures the worldwide need for fresh 484–489 water. Stimulate student discussion by See Physical Science asking, an evolutionist make “Can Support Materials CD valuable scientific discoveries?” 152–153 20B Homogeneous 490–499 Mixtures: Solutions 154 Laboratory Exercise 20-1: Mixtures* 155 20C Solution Tie in the opening dominion science Concentration problem here by discussing 500–509 desalination as part of the solution to worldwide water needs. 156 Laboratory Exercise 20-2: Phase Changes in Solutions* 157 Chapter 20 Review 158 Chapter 20 Test Chapter 21: Bases, and Salts 159–160 21A Acids and Open the chapter by discussing the Bases 510–519 dominion science problem about indigestion. See Physical Science 161 21B Tie in the opening dominion science 520–522 Support Materials CD problem here by discussing antacids. 162 21C Acidity and 523–531 Alkalinity 163 Laboratory Exercise 21-1: pH of Common Solutions* 164 Chapter 21 Review 165 Chapter 21 Test
144–145 19A Compounds and Chemical Formulas 462–471 See Physical Science Support Materials CD Kick off the chapter by discussing the dominion science problem about knocking in gasoline car engines. Don’t let naming compounds be a useless exercise! Help students find meaning in this work by discussing how naming compounds is important for dominion. 146 19B Chemical Changes 472–476 147 19C Types of Chemical Reactions 477–483 Tie in the opening dominion science problem here by discussing chemicals called anti-knocking agents in gasoline. 148 Teacher Demonstration 19-1T: Chemical Reactions 149 Chapter 19 Review 150 Chapter 19 Test Chapter 20: Mixtures and Solutions 151 20A Heterogeneous Mixtures 484–489 See Physical Science Support Materials CD Begin the chapter by discussing the dominion science problem about the worldwide need for fresh water. Stimulate student discussion by asking, “Can an evolutionist make valuable scientific discoveries?” 152–153 20B Homogeneous Mixtures: Solutions 490–499 154 Laboratory Exercise 20-1: Mixtures* 155 20C Solution Concentration 500–509 Tie in the opening dominion science problem here by discussing desalination as part of the solution to worldwide water needs. 156 Laboratory Exercise 20-2: Phase Changes in Solutions* 157 Chapter 20 Review 158 Chapter 20 Test Chapter 21: Bases, and Salts 159–160 21A Acids and Bases 510–519 See Physical Science Support Materials CD Open the chapter by discussing the dominion science problem about indigestion. 161 21B 520–522 Tie in the opening dominion science problem here by discussing antacids. 162 21C Acidity and Alkalinity 523–531 163 Laboratory Exercise 21-1: pH of Common Solutions* 164 Chapter 21 Review 165 Chapter 21 Test
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