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6.1 Energy

TermDefinition
Law of Conservation of Energy Energy can neither be created nor destroyed.
Chemical Thermodynamics The area of Chemistry that deals with applying thermodynamic principles to energy changes in chemical reactions.
Potential Energy The energy associated with the position of an object relative to a force upon it.
Kinetic Energy The energy associated with motion.
System The sample of matter being studied.
Surroundings The remainder of the universe.
Internal Energy The sum of all the possible forms of energy of all ions, atoms, and molecules in a system.
State Function Its value is determined only by the state of the system.
First Law of Thermodynamics This law is a practical application of the Law of the Conservation of Energy.
Joule The SI unit of energy and energy transfer, including work and heat.
Enthalpy The internal energy plus the product of the pressure and volume.
Endothermic Reaction The products are usually colder than the reactants because energy has been absorbed.
Exothermic Reaction The products are usually hotter than the reactants because some energy was released as heat.
Energy The ability to do work.
Created by: Ashtonjk17
 

 



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