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Chapter 1 Identifying Substances 1-1 Separating the Components of a Mixture 1-2 Separating by Chromatography 1-3 Using Density to Identify Liquids 1-4 Using Density to Identify Solids 1-5 The Density of Pennies, New and Old 1-6 Identification by Melting 1-7 The Melting and Freezing Temperature of Water (Ice) 1-8 The Boiling Temperature of Water 1-9 Using Solubility to Identify Substances Chapter 2 Conservation of Matter 2-1 Is Weight Lost When Water Freezes? 2-2 Lavoisier and a Chemical Law 2-3 Paper Clips, Washers, "Chemical Formulas" and Laws of Nature 2-4 Zinc Chloride and the Law of Constant Proportions Chapter 3 Some Chemical Reactions and Their Reaction Speeds 3-1 Rusting of Iron 3-2 What Fraction of Air is Oxygen? 3-3 Preparing and Testing Oxygen 3-4 The Rate at Which Hydrogen Peroxide Decomposes 3-5 Factors Affecting the Rate of a Reaction Chapter 4 Energy in Chemical and Physical Changes 4-1 The Energy (Heat) Needed to Melt Ice 4-2 The Energy (Heat) Needed to Boil Water 4-3 The Heat of Condensation 4-4 Energy Changes During Physical and Chemical Changes 4-5 A Chemical Reaction: Reactants, Products, and Energy Changes Chapter 5 Acids, Bases, Ions, and an Electric Cell 5-1 Ions and Electric Current 5-2 Identifying Acids and Bases 5-3 Indicator Papers and Sticks 5-4 Neutralization 5-5 pH, a Measure of Hydrogen Ion Concentration 5-6 Building an Electric Cell Further Reading Internet Addresses Appendix: Science Supply Companies Index
Library of Congress Subject Headings for this publication: Chemistry Experiments Juvenile literature, Science projects Juvenile literature, Chemistry Experiments, Science projects