Energy and chemical change

Beschreibung

Energy is exchanged or transformed in all chemical reactions and physical changes of matter. Thermodynamics is the science of heat or energy flow on chemical reactions
Yolanda Ngolomi
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Yolanda Ngolomi
Erstellt von Yolanda Ngolomi vor fast 9 Jahre
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Zusammenfassung der Ressource

Energy and chemical change

Anmerkungen:

  • energy cannot be created or destroyed it can only change form
  • there are two main types of chemical reactions
  • energy changes occur during chemical reaction
  1. endothermic reaction
    1. a reaction in which energy is absorbed
      1. change in enthalpy is negative
        1. an example of this is respiration
          1. this is the process through which cells obtain energy from organic compounds
            1. another example is combustion of fuels
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