3.2.1 Enthalpy changes

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Last updated 10:18 PM on 5/17/26
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6 Terms

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(b) Exothermic energy profile

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2
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(b) Endothermic energy profile

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(d)(iii) Define enthalpy change of formation

formation of 1 mol of compound from its constituent elements

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(d)(iv) Define enthalpy change of conbustion

complete combustion of 1 mol of a substance

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(d)(v) Define enthalpy change of neutralisation

formation of 1 mol of water from neutralisation

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(f)(i) Explain what is meant by the term average bond enthalpy

breaking of 1 mol of bonds in gaseous molecules