Students always struggle with this concept and this I have prepared a HO for the learners (inc the LO’s) and a PPT to compliment this handout for learners and teachers to go through in class.
You can amend each one as per your class needs.
I have found that even the weaker learners were able to calculate the answers with ease and boosting their confidence in this area of chemistry.
I have explained BOTH Hess’ Law and how to use the equation method (mainly for MCQ questions where saving time crucial.
Remember, emphases must be made that maximum marks lost by not applying the cycle would most likely be 1 mark. This allows to achieve a high percentage in exams.
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