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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Chemistry: 2015 AP Chemistry free response 2a (part 2/2) and b
Efficiency of ethanal dehydration reaction. From 2015 AP Chemistry free response 2a (part 2/2) and 2b. Chemistry Did you know that everythi…
VideoFree6 minutes
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Organic chemistry: Curly arrow conventions in organic chemistry
Conventions for drawing curved arrows that represent the movements of electrons. Organic chemistry Sal and Jay cover topics covered in coll…
VideoFree7 minutes
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Chemistry: Orbitals
Introduction to orbitals. Relates energy shell to rows and periods in the periodic table. Chemistry Did you know that everything is made ou…
VideoFree14 minutes
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Organic chemistry: Nucleophilic aromatic substitution I
The addition-elimination mechanism. Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic understan…
VideoFree10 minutes
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Chemistry: Titration of a weak acid with a strong base
Calculating the pH for titration of acetic acid with strong base NaOH before adding any base and at half-equivalence point. Chemistry Did y…
VideoFree14 minutes
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Organic chemistry: Oxidation states of carbon
How to assign oxidation states to carbon in different compounds Organic chemistry Sal and Jay cover topics covered in college organic chemi…
VideoFree11 minutes
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Organic chemistry: cis-trans and E-Z naming scheme for alkenes
Cis-Trans and E-Z Naming Scheme for Alkenes Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic u…
VideoFree5 minutes
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Chemistry: Titration of a strong acid with a strong base (continued)
Calculating the pH at and after the equivalence point for titration of strong acid, hydrochloric acid, with strong base, NaOH. Chemistry Di…
VideoFree10 minutes
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Organic chemistry: Reactivity of aldehydes and ketones
Electron distribution in aldehydes and ketones and how it influences reactivity. Organic chemistry Sal and Jay cover topics covered in coll…
VideoFree10 minutes
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Organic chemistry: Oxidation of aldehydes using Tollens' reagent
Oxidation of aldehydes to carboxylic acids using Tollens' reagent. Organic chemistry Sal and Jay cover topics covered in college organic ch…
VideoFree9 minutes
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Organic chemistry: Friedel-Crafts acylation
Friedel-Crafts acylation reaction. Organic chemistry Sal and Jay cover topics covered in college organic chemistry course. Basic understand…
VideoFree11 minutes
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Chemistry: Heat of formation
Standard heat of formation or standard enthalpy change of formation. How heats of formation are calculated. Chemistry Did you know that eve…
VideoFree13 minutes
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Organic chemistry: Stabilization of a conjugate base: solvation
How the solvent affects the stability of a conjugate base Organic chemistry Sal and Jay cover topics covered in college organic chemistry c…
VideoFree4 minutes
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Chemistry: Practice determining oxidation states
Determining oxidation numbers in magnesium oxide and magnesium hydroxide. Chemistry Did you know that everything is made out of chemicals? …
VideoFree4 minutes
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Chemistry: Solubility and complex ion formation
Calculating the solubility of silver chloride in pure water and 3.0 M ammonia. Calculating new equilibrium constant to account for formatio…
VideoFree15 minutes