Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
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Organic chemistry: Hydrohalogenation
Reaction of an alkene with a hydrogen halide, converting the double bond to a halogenated single bond. Organic chemistry Sal and Jay cover …
VideoFree12 minutes
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Organic chemistry: Bromination of benzene
The bromination of benzene is an example of an electrophilic aromatic substitution reaction. In this reaction, the electrophile (bromine) f…
VideoFree13 minutes
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Health and medicine: Cardiomyopathy signs and symptoms
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree13 minutes
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Health and medicine: Psychosis
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree7 minutes
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Organic chemistry: Condensed structures
How to go from Lewis dot structures to partially condensed structures to condensed structures Organic chemistry Sal and Jay cover topics co…
VideoFree7 minutes
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Health and medicine: Einsenmenger coarctation of aorta
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree5 minutes
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Organic chemistry: R,S system practice
How to assign a configuration to a chirality center using the R,S system Organic chemistry Sal and Jay cover topics covered in college orga…
VideoFree9 minutes
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Health and medicine: Small intestine 3: Absorption
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree5 minutes
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Health and medicine: Neurovascular bundle
The neurovascular bundles located underneath the ribs are small collections of blood vessels (veins and arteries) and nerves which supply t…
VideoFree6 minutes
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Health and medicine: Blue Cross and Blue Shield
Sal and Dr. Baker talk a bit about Blue Cross and Blue Shield Health and medicine The medical world can be a confusing place. Patients, the…
VideoFree10 minutes
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Biology: The plants & the bees: Plant reproduction
Hank gets into the dirty details about vascular plant reproduction: they use the basic alternation of generations developed by nonvascular …
VideoFree10 minutes
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Biology: Fluid mosaic model of cell membranes
The fluid mosaic model describes the cell membrane as a tapestry of several types of molecules (phospholipids, cholesterols, and proteins) …
VideoFree9 minutes
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High school biology: Pedigrees
An introduction to reading and analyzing pedigrees. High school biology Pedigrees Topic: Science Learn about all the sciences, from physics…
VideoFree6
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Chemistry: Balancing redox reactions in acid
How to balance a redox reaction in acid. Chemistry Did you know that everything is made out of chemicals? Chemistry is the study of matter:…
VideoFree12 minutes
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Chemistry: Keq derivation intuition
A more concrete attempt at showing how the probabilities of molecules reacting is related to their concentration. Not necessary to keep pro…
VideoFree16 minutes