Heat changes during a chemical reaction

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Presentation transcript:

Heat changes during a chemical reaction Thermochemistry Heat changes during a chemical reaction

Energy The capacity for doing work or supplying heat

W = F · d Formula for work.

3 Types of Energy Kinetic Potential Heat

Heat

Law Of Conservation Of Energy In a chemical or physical process, energy may be neither created nor destroyed.

Chemical potential Energy Energy stored in the bonds of different chemicals

Heat Represented by q

Endothermic and Exothermic Based on system and surroundings

Endothermic or Exothermic?

Exothermic : Energy leaves the system

Endothermic: Energy enters the system.