Section 2, Lesson 3
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Calculating Enthalpy Changes (Part 2) – Mean Bond Enthalpy

Ligaya April 12, 2019
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(d) explanation and use of the terms:
(i) standard conditions and standard states (physical states under standard conditions)
(f) (i) explanation of the term average bond enthalpy (breaking of 1 mol of bonds in gaseous molecules)
(ii) explanation of exothermic and endothermic reactions in terms of enthalpy changes associated with the breaking and making of chemical bonds
(iii) use of average bond enthalpies to calculate enthalpy changes and related quantities (see also 2.2.2 f)