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enthalpy module 3 summary
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condensed notes on enthalpy profile diagrams, energy changes, enthalpy changes of combustion, formation and neutralisation, average bond enthalpy, hess' law.
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Enthalpy moduel 3
Flashcards
10 Flashcards
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Flashcards
10 Flashcards
$4.49
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Some examples from this set of practice questions
1.
define enthalpy of combustion
Answer: enthalpy change when 1 mole of a substance undergoes complete combustion, under standard conditions, with all the reactants and products in their standard states
2.
define enthalpy of formation
Answer: enthalpy change when 1 mole of a compound is formed from its elements under standard conditions, with all the reactants and products in their standard states
3.
define enthalpy of neutralisation
Answer: enthalpy change when 1 mole of water is formed from an acid-base reaction
4.
what are the standard conditions ?
Answer: 25 degress Celsius 1 atm 1 mold dm-3
5.
what is meant by average bond enthalpy ?
Answer: energy required to break 1 mole of a specific type of covalent bond in a gaseous molecule, averaged over a range of compounds
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