Chemistry Science Fair Projects Using Inorganic Stuff

Chemistry Science Fair Projects Using Inorganic Stuff

Hardcover(Revised)

$34.60

Product Details

ISBN-13: 9780766034136
Publisher: Enslow Publishers, Incorporated
Publication date: 03/01/2010
Series: Chemistry Science Projects Using the Scientific Method Series
Edition description: Revised
Pages: 160
Product dimensions: 6.78(w) x 9.36(h) x 0.43(d)
Age Range: 10 - 13 Years

Table of Contents

Introduction: Chemistry Experiments and Projects Using the Scientific Method 1

How Scientists Search for Answers 8

Using the Scientific Method in Experiments and Projects 10

Science Fairs 20

Safety First 24

1 Identifying Substances 27

1.1 Separating the Components of a Mixture 30

1.2 Separating by Chromatography 35

1.3 Using Density to Identify Liquids 38

1.4 Using Density to Identify Solids 44

1.5 The Density of Pennies, New and Old 48

1.6 Identification by Melting 51

1.7 The Melting and Freezing Temperature of Water (Ice) 54

1.8 The Boiling Temperature of Water 60

1.9 Using Solubility to Identify Substances 65

2 Conservation of Matter 69

2.1 Does Heat Have Weight? 70

2.2 Lavoisier and a Chemical Law 72

2.3 Paper Clips, Washers, "Chemical Formulas," and Laws of Nature 78

3 Some Chemical Reactions and Their Reaction Speeds 85

3.1 Rusting of Iron 86

3.2 The Percentage of Oxygen in Air 88

3.3 Preparing and Testing Oxygen 91

3.4 The Rate at Which Hydrogen Peroxide Decomposes 96

3.5 Influencing the Rate of a Reaction 101

4 Energy in Chemical and Physical Changes 107

4.1 The Energy (Heat) Needed to Melt Ice 109

4.2 The Energy (Heat) Needed to Boil Water 113

4.3 The Heat of Condensation 119

4.4 Energy Changes During Physical and Chemical Changes 124

4.5 A Chemical Reaction: Reactants, Products, and Energy Changes 127

5 Acids, Bases, Ions, and an Electric Cell 135

5.1 Ions and Electric Current 137

5.2 Identifying Acids and Bases 143

5.3 Indicator Papers and Sticks 148

5.4 Neutralization 150

5.5 Building an Electric Cell 153

Appendix: Science Supply Companies 157

Further Reading and Internet Addresses 158

Index 159

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