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lol thisguy makes chemistry fun& make a lot more sense! thnk u
princess17257 3 weeks ago
Lol the first part was funny
SweetTea742 2 months ago
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thank you it is so true! you are so good at explaining this. in 2 weeks i could not understand with my regular teacher but in 3 minutes i understand completely. thank you so much!
marjanaryan 2 months ago
It be like having peanut butter.... without th marshmallow fluf ?
He tries so bad to make chem funny
Baller5ajk 3 months ago
you are an AMAZING man....God given talent really~ thanks so much!
songhel 4 months ago
thaaaaaaaaaank you
crazyp24 4 months ago in playlist More videos from MarkRosengarten
SECOND VID I WATCHED AND NOW I SUBSCRIBED! very goood tutorials!
EatCoffee 5 months ago
lol "secret agent man"
PrettyHair09 7 months ago
You're excellent teacher!!!!
makershift300 8 months ago
You're excellent techer!!!!
makershift300 8 months ago
I JUST MADE AN ACCOUNT.. JUST TO LIKE AND COMMENT ON THIS VIDEO!
YOUR A GREAT PROFESSOR! WE ALL WISH YOU COULD BE OUR TEACHER.
THANK YOU SOO MUCH HELPED A LOT! KEEEP MAKING DETAILED VIDEOS! :)
I WISH MY TEACHER SANG TOO :/ THEY ARE JUST TOO RELIGIOUS.
MrZainjavaid 8 months ago
Just wanted to say thank you SOOO MUCH for these videos! You're an awesome teacher and really helped me to understand these topics...thanks!! :)
musicislove25 9 months ago
Wow dude gay (as in happy and awesome) song in the beginning but your lesson was phenomenal!
greent26tube 9 months ago
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Jesus christ = God
bass109 1 year ago
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If I weren't already married, I might propose! I will be subscribed till death do we part. LOL So thankful for you and youtube. Thanks for posting!!!
erinadance 1 year ago
you are so good at explaining this. in 2 weeks i could not understand with my regular teacher but in 3 minutes i understand completely. thank you so much!
tallerballer77 1 year ago 6
let's see they are reducing ephedrine with lithium. The government doesn't want that substance in the hands of the general public.
jpheckrulesutube 1 year ago
Thanks man
Sircrazypants 1 year ago
thanks, this really helped me review, wish i saw this before my last test
DavidKneiber 1 year ago
This helped me a lot thanks....
julistar90 1 year ago
my teacher is god awful but you managed to explain a whole class of hers in about 3:39 minutes and i didnt feel like you rushed anything at all. thanks so much!
securityxxthreat 1 year ago
O: You make it seem so interesting! It must be nice to have you as a teacher... My teacher is a nice person and all but her lectures aren't the most... interesting thing on earth.
prettystarz6 1 year ago
u are truly the reason for youtube, i love u, thank youooooo soo muchh
iTouchiPodz 1 year ago
"SECRET AGENT MAN!!" lol love the beginning.
Hackiesacker007 1 year ago
thanks alot organic chemistry waz so boring to me but ur tutorials really rocks it,,,,thanks...
zelunika 2 years ago 9
ur the greatest!!! thanks!!!
harryblk13 2 years ago
thanks buddy
jnbedros 2 years ago