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Stoichiometry | Chemical reactions and stoichiometry | Chemistry | Khan Academy

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Published on Aug 27, 2009

Introduction to stoichiometry. Using the balanced reaction to find molar ratios. Created by Sal Khan.

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Chemistry on Khan Academy: Did you know that everything is made out of chemicals? Chemistry is the study of matter: its composition, properties, and reactivity. This material roughly covers a first-year high school or college course, and a good understanding of algebra is helpful.

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Comments • 649

Matt Richards
Alooominium
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Don'tBustThePlace
Thanks for this! My dipshit Chem teacher just expects us to know how to do this shit after one example
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Vaughn Brewer
leave it to a random dude on youtube to help me more with stoichiometry then my chem teacher who has her "masters"
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SDC
Fuck this I'm taking the L
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AmandaIsNotAPanda
I have a chem test over this tomarrow and my teacher sucks at teaching, cramming rn. pray for my grade 🙏😓
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Ahmed Baig
all teachers should be trained by salman khan
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Ouwen C.
in a perfect world, schools just play khan academy videos. quick, to the point, effective and efficient. you just taught me stoichiometry, thx
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paynostagram
thank you for being more helpful than someone who gets paid to teach shit 
grilledcheese
Why the fuck did I not get this in class? Ugh, fuck chemistry.
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QueenBeeBabysittingService
@ 5:50 in the bottom left corner he wrote Fe3 instead of Fe2.. anyone else catch that problem?
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