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    Is the Solvay process in the new syllabus?

    My Chemistry teacher is going through the Solvay process in a lot of detail, but I can't find it in the new syllabus... Is it still assessible? If so, in how much detail? Thanks! :)
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    SoR Prelim syllabus point response mark

    Hey, my friend would like advice on her reponse to this syllabus point. Any advice on how to improve her response is really appreciated, thank you! Outline the social conditions and religious practices of pre-Islamic Arabia Social conditions and Quality of Life in the pre-Islamic Arabian...
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    Need help with double angle question

    Hey everyone, could someone please show the working out for this question using double angles, not t-method? Thank you! tan 2x cot x = 1 + sec 2x
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