Virtual Chemistry Text - Thermochemistry

Chemistry is the study of both matter and energy. Once you learn to balance the atoms and charge in a chemical reaction, you can examine the energy of the reaction as well. Energy in a chemical reaction often is lost as heat.

Learn the Concepts

• Laws of Thermochemistry
• Standard State Conditions
• Coffee Cup & Bomb Calorimetry
• Endothermic & Exothermic Reactions
• Endothermic Reaction Examples
• What Is Absolute Zero?

Do Chemistry Yourself

• Perform a Safe Endothermic Reaction
• Perform a Safe Exothermic Reaction
• Perform a Very Cold Endothermic Reaction
• Make Hot Ice

Practice Problems

• Enthalpy Change
• Heats of Formation
• Bond Energies & Enthalpies
• Calorimetry & Heat Flow

Useful Tools

• Heats of Formation - Anions & Cations
• Heats of Formation - Common Compounds
• Single Bond Energies

More Information

• Photosynthesis Study Guide
• Virtual Chemistry Text Table of Contents