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CrashCourse
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John Green
Hank Green
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Crash Course
crashcourse
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organic chemistry
chemistry
TLC
thin layer chromatography
proton NMR
flash chromatography
EAS
electrophilic aromatic substitution
halogenation
nitration
sulfonation
Friedel-Crafts alkylation
Friedel-Crafts acylation
EWG
EDG
electron withdrawing group
electron donating group
sulfanilamide
ditillation
recrystallization
vacuum filtration
chlorosulfonation
retrosynthesis
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