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IB Approved Workshops
Chemistry (New Syllabus)
IB DP Category 2
Berlin, Germany, 23 - 25 August 2024
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Chemistry (New Syllabus)
IB DP Category 1
Online (IB Approved), 25 - 27 October 2024
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Recommendations
This website has been a life saver for ideas on practical work, how to cover the course and what to focus on. More importantly it's my go to for administrative information on all the nitty-gritty rules and regulations of the IB. Oh! And we even used...
Menchu Sol
International School of Manila (Philippines)
Quote of the day
Scientific theory cannot be built directly from the conclusions of conceptual models.
(Herbert George Andrewartha, 1907-1992)
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A useful chromatography resource from the RSC
The Royal Society of Chemistry has just published a useful resource for students that covers chromatography for the 16-18 year age group. It...
Progress in carbon capture?
This blog looks at a promising recent development which could lead to capturing carbon dioxide emissions from the combustion of fossil fuels...
Subscriber commentsSee all
- Dear Geoffrey, On pg. 102 of your excellent IB guide, I may be mistaken, but reading under Gibbs energy change and equilibrium constant' , but if Q is 0 lnQ=1, does that not make DG= DG(Standard) + RT, instead of DG= DG(Standard). Kind...
- Thank you for spotting this Radhika - I've corrected it now.
- In q 4 hcl is limiting so hydrogen should be half of mole of hcl..?
- Hello Xiaodan, I think you have put it very well and are correct. Students intuitively realise that energy needs to be put in to break a chemical bond but it is less obvious that the same amount of energy is given out when the same bond is...