Topic 17: Equilibrium (4 hours)
17.1Liquid–vapour equilibrium
2 hours
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Assessment statement |
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17.1.1 |
Describe the equilibrium established between a liquid and its own vapour and how it is affected by temperature changes. |
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17.1.2 |
Sketch graphs showing the relationship between vapour pressure and temperature and explain them in terms of the kinetic theory. |
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17.1.3 |
State and explain the relationship between enthalpy of vaporization, boiling point and intermolecular forces. |
3 |
17.2The equilibrium law
2 hours
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Assessment statement |
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17.2.1 |
Solve homogeneous equilibrium problems using the expression for Kc. |
3 |
The use of quadratic equations will not be assessed. |