Most Popular
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From Jeffrey Yorgey on May 31st, 2018
1,479 plays 0 -
From Jeffrey Yorgey on May 31st, 2018
1,133 plays 0 -
From Jeffrey Yorgey on May 31st, 2018
1,111 plays 0 -
From Keri Colabroy on February 5th, 2016
1,052 plays 0This video demonstrates how to assemble a vacuum filtration using a Buchner funnel and a Hirsch funnel. Techniques covered include: applying a filter paper to a Buchner… -
From Keri Colabroy on February 29th, 2016
866 plays 0This video demonstrates how to assemble a round-bottomed flask, Claisen adapter, condenser, addition funnel and drying tube into a dry reflux setup for a water-sensitive… -
From Sara Vilanova on November 21st, 2017
857 plays 0Muhlenberg is grateful for you! -
From Keri Colabroy on June 9th, 2016
811 plays 0This video gives a brief introduction to optical activity, explains how to measure optical rotation using a polarimeter, and how to calculate a specific rotation from… -
From Keri Colabroy on March 29th, 2016
758 plays 0By Dr. Marsha Baar -
From Keri Colabroy on June 9th, 2016
723 plays 0This video demonstrates how to use salt plates to prepare a liquid sample for IR spectroscopy, how to place the salt plates in the instrument and how to clean them after… -
From Keri Colabroy on June 9th, 2016
713 plays 0This video demonstrates how to operate an Abbe Refractometer in order to obtain the refractive index of a liquid. Temperature correction calculations are also… -
From Keri Colabroy on June 9th, 2016
662 plays 0This video demonstrates how to read and extract information from the printed GC-MS report. The GC chromatogram, the mass spectra, and compound identification are… -
From Keri Colabroy on June 9th, 2016
628 plays 0This video introduces the theory of distillation and specifically, steam distillation. The video also demonstrates how to assemble and disassemble the glassware for a… -
From Sean Miller on November 11th, 2015
621 plays 0Keynote Lecture delivered at the 2nd Annual Thinking the Plural Richard J. Bernstein Symposium at Muhlenberg College on September 25, 2015, in Allentown, Pennsylvania. -
From Keri Colabroy on October 19th, 2016
600 plays 0Discussion of the reaction scheme and mechanism for the acid-catalyzed dehydration of 2-methylcyclohexanol -
From Keri Colabroy on June 9th, 2016
570 plays 0This screencast demonstrates how to run a background scan, collect and annotate IR data using the software Spectrum run on PC. -
From Sara Vilanova on January 25th, 2018
550 plays 0STEP UP MULES mulemadness.muhlenberg.edu Mule Madness is back February 9-18, 2018 and our current student–athletes need you! Mule Madness is a great way to show… -
From Keri Colabroy on April 20th, 2017
516 plays 0The ATR sample preparation technique for IR spectroscoy on a solid -
From Keri Colabroy on June 9th, 2016
464 plays 0This video demonstrates how to operate the Rotary Evaporators (Rotovaps) in the Organic Chemistry Lab. -
From Keri Colabroy on June 9th, 2016
447 plays 0This video demonstrates how to conduct a liquid-liquid extraction between aqueous and organic phases using a separatory funnel. -
From Instructional Technology Media Services on April 23rd, 2019
446 plays 0We’ve hinted at it in the last two IT/DL Video Updates. Well here it is, folks! If you’re ready to learn, we’re ready to roll with … Golf Cart… -
From Keri Colabroy on February 2nd, 2016
446 plays 0This ~ 3min video shows the addition of drying reagent (e.g. Magnesium sulfate) to an organic solvent that is water contaminated. -
From Keri Colabroy on June 9th, 2016
443 plays 0This video gives an overview of fractional distillation and how it differs from simple distillation as well as a demonstration of the glassware setup for a fractional… -
From Keri Colabroy on February 5th, 2016
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From Keri Colabroy on October 19th, 2016
434 plays 0A demonstration of a theoretical yield calculation using solid 1,4-dimethoxybenzene and liquid t-butanol that gives a mixture of product isomers.