A2 Chemistry Enthalpy Definitions

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enthalpy change of atomisation
the enthalpy change when one mole of gaseous atoms forms from the element in its standard state
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enthalpy change of combustion
the enthalphy change when one mole of a substance completely reacts with oxygen
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enthalpy change of formation
the enthalpy change when one mole of a compound if formed from its constituent elements
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enthalphy change of hydration
the enthalpy change when one mole of isolated gaseous ions is dissolved in water forming one mole of aqueous ions
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enthalpy change of neutralisation
the enthalpy change that accompanies the neutralisation of an aqueous acid by an aqueous base to form one mole of water
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enthalpy change of reaction
the enthalpy change that accompanies a reaction in its molar quantities expressed in a chemical reaction
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enthalpy change of solution
the enthalpy change when one mole of a compound is completely dissolved in water (solid to aqueous)
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Enthalpy
the heat content that is stored in a chemical system
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Card 2

Front

enthalpy change of combustion

Back

the enthalphy change when one mole of a substance completely reacts with oxygen

Card 3

Front

enthalpy change of formation

Back

Preview of the front of card 3

Card 4

Front

enthalphy change of hydration

Back

Preview of the front of card 4

Card 5

Front

enthalpy change of neutralisation

Back

Preview of the front of card 5
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