Enthalpy and Entropy Videos

End of year exams looming? Want to recap everything you learnt in Year 12? Check out our online May Half-term AS-level Chemistry Recap Course on 3-4th June (AQA and OCR A).

The videos below are from the YouTube channels MaChemGuy and Mr C Dunkley. Subscribe to keep up to date with the latest videos.

Overview: Enthalpy and Entropy

This is an overview of Topic 25: Enthalpy and Entropy. It includes explanation of entropy, Gibbs free energy and typical calculation question.

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Entropy 1

This video introduces the concept of entropy, how it changes with temperature and in chemical reactions.

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Entropy 2

This video continues to explain entropy in terms of spontaneous equations and introduces gibbs free energy.

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Calculating the Minimum Temperature a Reaction Takes Place Spontaneously

This video contains an example using gibbs free energy formula to calculate the minimum temperature where a reaction is feasible.

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Awkward Gibbs Equation Question

Video explaining the link between the Gibbs equation to the equation of a straight line.

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