pH-pOH problems

[BadRligion]

what grade do you teach?

[captfizzix]

@BadRligion I teach in a small high school, thus I teach grade 10 science, grade 11 chem, grade 11 physics, grade 11 bio, grade 12 chem, grade 12 physics, grade 12 trig, grade 12 calculus.

[FOYEZAHMED1234]

this guy is a genius

[Kevinxdfun]

My Native Language is Spanish, But I Could Understand it to you and not my Teacher at School..Thanks!! IT WAS VERY HELPFUL TO ME :D

[aasuperglue]

thanks~

[vikinha182]

pretty good! even tho im a brazilian, i could understand it! thanks

[lupitamz]

S00000000000000 H3lPFUl!!!!!!

: D

[Jaslok89]

thanks a whole lot

[MrThemero]

hammmmmmmmmm

[jproducts]

i swear i learn more from this video than a chemistry class. All class is good for is a note they could hand me a handout and save me an hour every class.

[chansirlong]

Thank you so much for taking the time to put this video up. It was very helpful.

[hanluvolleyball]

omg id just like to say you just saved my butt! i didn't get my chem home work but now i do! thanks!!!!!

[anotamoti]

brilliant

[2273897]

nice