Atomic Number - Isotopes

[BeautifulBianca12]

you're great. I actually don't feel like a dumbass in Chem after I watch your videos lol. THANKS =)

[sdswsh1106]

breath breath, you talk so fast...

[mafjr16]

Nice. Now tell me where did the word chemistry come from.

[nathuwjohn]

Thank you ! EXCELLENT!

[cactusqh]

Excuse me ! Can you slow down a little bit ? you are teaching, not performing. However, I love your video !

[arunproteomics]

Just one word........Awesome.. :)

[b0sox04]

Somebody please clone this teacher and place her in every classroom :P

[giyuk]

Nice.. I love this.. <3 :)

[oregonshanae]

One of the best teachers I have had so far! =) Thanks

[jptr3z]

youre aaaawesome - im actually doin flash cards from your vids so i can review em laters. thanks

[AllThingzGirlyXO]

Thanks so much. I love how u explain things by breaking it down and making it simpler to grasp. Wish you were my chem teacher :\

[habibo89]

Very good job , nice and easy !

Thanks alot

[naoufelabs1]

Maany thanks !

[Arooba27]

good job :) n thanx

[veeds74123]

you're a lifesaver! thank you so much!

[thelinkinpark24]

THNX ALOT..!!!!!

[GSellers100]

Well young lady, you did a really nice job. May I suggest slowing down just a bit! The super fast talking is pretty hard to follow.

[infernocow22]

THANK YOU

[amritaa8]

AWESOME! THANKS!

[TheGeforceT]

thanks

[sullivanseven]

I really like the fact that you people write on a real board and not a black digital one

[sullivanseven]

man, I'm part of this system again due to watching this awesome video, very very nice

[Andreina310]

really helpful! :)