Category Archives: Chemistry

And here we are at the end. The answers to yesterday’s quiz are as follows:

275 molecules of water is the minimum number needed to form an ice crystal or the world’s smallest snowflake. You can read our story here.

Eating a big turkey Christmas lunch is reputed to make you feel sleepy, but this is a myth. The levels of tryptophan in turkey are comparable to other meats.

We hope you’ve enjoyed the quiz. Thanks to all for your answers.

                  

Source:
http://prospect.rsc.org/blogs/cw/2012/12/19/answers-to-day-12-of-the-quiz/

It was the secret vampire-killing weapon in the movie Blade, and it’s responsible for all those undergraduate titrations. Find out about the chemistry of super-chelating ligand EDTA in this week’s Chemistry in its element

                  

Source:
http://prospect.rsc.org/blogs/cw/2012/12/19/chemistry-in-its-element-edta/

Chemistry Club Pings the DNS
Take the survey at area93.com or http And follow us at: facebook.com and twitter.com -------------------------------------- Huge thanks to our awesome friends at Showdown Media for making this video for us! Check them out here: youtube.comFrom:ChemistryClubMusicViews:36 1ratingsTime:01:13More inMusic

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Chemistry Club Pings the DNS - Video

Iodine Clock Challenge
The blue color appears suddenly, like an alarm clock ringing. The challenge is to get the clock to ring in exactly 25 seconds! This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers - elearning.flinnsci.com ATTENTION This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.From:FlinnScientificViews:0 0ratingsTime:16:50More inEducation

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Iodine Clock Challenge - Video

Atomic Target Practice
Discover the properties of the "nucleus" by tracing the apparent path of a marble after striking an unknown target. This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers - elearning.flinnsci.com ATTENTION This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.From:FlinnScientificViews:0 0ratingsTime:17:23More inEducation

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Graphite Disk Demonstration
Graphite-coated paper disks in water with an organic solvent mdash;face-up or face down? It depends. This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers - elearning.flinnsci.com ATTENTION This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.From:FlinnScientificViews:0 0ratingsTime:13:30More inEducation

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Graphite Disk Demonstration - Video