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  • 24 March 2024
    Vinaya Jaydev
    Acid-alkali titration
    Thank you so much for your valuable input. I will also go through the TSM.   
  • 24 March 2024
    Geoffrey Neuss
    Acid-alkali titration
    Hello Vinaya,I suggest you look at page 81 (and the pages around there) in the Teachers Support Material (downloadable from My IB) as that has quite a good section on what the IB expects and gives an example using the difference in two temperatures...
  • 24 March 2024
    Vinaya Jaydev
    Acid-alkali titration
    Hello  Mr. Geoffrey,I have  a query regrading significant numbers/decimal places  in burette  reading.   So the burette has +-0.05 uncertainty .If the initial reading is  10.00ml +- 0.05  and final reading...
  • 22 March 2024
    Peter Durning
    Extended Essay in chemistry
    Hi Geoff,Thank you for your quick reply. Yes, indeed, this is for the new syllabus (first exams May 2025). Your feedback confirms my own feelings on the matter, but perhaps I will follow up with my coordinator or an IB forum to further confirm...

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