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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
Hi fellow chemistry teachers. I am leaving IB this year but ABSOLUTELY recommend that you lobby your coordinators and administrators to get access to this site. It is something I wish i had done/been aware of and done YEARS ago. Geoff makes things easily...
Jeff Hinton
Greengate School (Mexico)
Quote of the day
The man of science who cannot formulate a hypothesis is only an accountant of phenomena.
(Pierre Lecomte du Nouy, 1883-1947)
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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...
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- Thanks!
- Hi William, Thank you so much for the positive feedback - I appreciate it, especially as I wrote the article as a blog in 2010 just before this website went live in January 2011. One of the twenty NIS schools in Kazakhstan I helped to...
- Enjoyed reading this article, thanks.
- Hello SunKyung, At 25 oC, [H+(aq)] from water = 1.00 x 10-7 mol dm-3 so 1.00 x 10-9 mol dm-3 HCl(aq) will have virtually no effect on the concentration of H+(aq) in the aqueous solution so pH = very slightly less than 7.