Heat of reactions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Define heat of reaction | The heat change when the number of moles of reactants indicated in the balanced equation react completely
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| Define heat of combustion | The heat change when one mole of a substance is burned completely in excess oxygen
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| What apparatus is used to measure heat of combustion? | Bomb calorimeter
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| What is a kilogram calorific value? | The heat energy of the fuel produced when one kilogram of it is burned completely in excess oxygen
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| What is bond energy? | The average energy required to break one mole of a particular covalent bond and to completely separate the neutral atoms
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| Define heat of neutralisation | The heat change when one mole of H+ ions react with one mole of OH- ions
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| Give an equation for heat given out | Mass*specific heat capacity*rise in temperature
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| Define heat of formation | The heat energy given out when one mole of the reactants react with eachother to form a new compound
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| What is Hess's law | The sum of heat changes if a reaction takes place in stages is equal to that if it had taken place continuously
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| Law of conservation of energy | Energy cannot be created not destroyed only changed from one form to another
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Created by:
JackEatonK98
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