Guided Inquiry Experiments for General Chemistry: Practical Problems and Applications

Unit 1 Scientific Method

Experiment 1-1 How Long Can a Bubble Last? 1

Experiment 1-2 Are All Pennies the Same? 19

Unit 2 Stoichiometry

Experiment 2-1 How Much Hydrogen? 39

Experiment 2-2 How Much is Too Much? 55

Unit 3 Solutions, Atomic Structure, and Periodicity

Experiment 3-1 What Makes a Solution Colored or Colorless? 67

Experiment 3-2 Are There Property Patterns? 87

Experiment 3-3 What Factors Affect Color Intensity? 107

Unit 4 Reactivity and Periodicity

Experiment 4-1 What Factors Affect the Solubility of Ions? 121

Experiment 4-2 Can Toxic Ions Be Removed from Water by Precipitation? 143

Unit 5 Gases

Experiment 5-1 How Do Gas Volumes Change as We Ascend and Descend? 163

Unit 6 Thermochemistry

Experiment 6-1 Which Salts Make Good Cold Packs and Hot Packs? 183

Experiment 6-2 How is Heat Measured Indirectly? 201

Unit 7 Structure and Property Relationsips

Experiment 7-1 Do Like Repel or Attract? 225

Unit 8 Equilibrium

Experiment 8-1 How Can a Chemical Equilibrium Be Shifted? 241

Experiment 8-2 How Do Soaps Compare in Controlling Malodor? 261

Unit 9 Acids and Bases

Experiment 9-1 Is It Acidic, Basic, or Neutral? 281

Experiment 9-2 Are Acid-Base Properties in Consumer Products Predictable? 299

Unit 10 Oxidation and Reduction

Experiment 10-1 Do Chemicals Duplicate the Effects of a Battery? 317

Experiment 10-2 Which Metal is Appropriate for Food and Beverage Storage? 337

Unit 11 Electrochemistry

Experiment 11-1 Which Metals Provide the Best Voltage? 353

Experiment 11-2 Why Did My Watch Stop Suddenly? 367

Experiment 11-3 Why is a ‘‘Harley’’ Chrome-Plated? 387

Unit 12 Kinetics

Experiment 12-1 How Long Will It Take? 401