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Calculating pH & pOH, [H+], [OH-], Acids & Bases CLEAR & SIMPLE

  Рет қаралды 392,380

sciencepost

sciencepost

11 жыл бұрын

Acids & Bases. This video shows you how to calculate the pOH of a solution when given the [OH-] concentration. From the pOH you can then solve for the pH of the solution, to determine if it is an acid or base. Many formulas are expressed showing how to solve thes problems

Пікірлер: 176
@ke3285
@ke3285 8 жыл бұрын
2hour class summed up to 8min video thank you, you just save 1hr and 52mins of my life
@nilao.4159
@nilao.4159 8 жыл бұрын
studying a night before a test and this helped a bunch!! You're awesome dude!!
@brendytkk7220
@brendytkk7220 Жыл бұрын
Hi👋 wanna be friends❤
@ethancrockett8140
@ethancrockett8140 7 жыл бұрын
Thank you so much my chemistry teacher makes things way harder than they have to be thanks for explaining this so well
@sciencepost
@sciencepost 7 жыл бұрын
Bingo...got to keep it simple
@MonkeyDLuffy-xr4fl
@MonkeyDLuffy-xr4fl 10 жыл бұрын
THANK YOU!! You taught me what my teacher failed to!
@darck98master
@darck98master 7 жыл бұрын
Wow this was so helpful. I missed chemistry class and missed out on this stuff and struggled but you cleared it up really good thanks!!!!
@ConnectSparrows
@ConnectSparrows 10 жыл бұрын
You have cleared a lot of things up in a simplistic way. Thank you for much for your time and efforts!
@sciencepost
@sciencepost 10 жыл бұрын
Hey Olivia, thanks for the kind words. Best wishes in learning....keep going strong!
@pablodedios6206
@pablodedios6206 10 жыл бұрын
Just took the quiz! 109%!!!!!!!!!
@anishg1271
@anishg1271 5 жыл бұрын
bruh
@pablodedios6206
@pablodedios6206 10 жыл бұрын
Maaaaann!, you cleared things up (chem teacher can't teach). Keep up that attitude, you sound Awesome Man!!!!
@IamHardline
@IamHardline 10 жыл бұрын
My teacher sucks ass, thank you man you saved me. Earned a sub for sure :)
@ariereal3822
@ariereal3822 10 жыл бұрын
Thank you so much! My teacher in class tries to explain this in class but i do not understand it, however your technique is a genius! You're an awesome dude
@brunostuks2984
@brunostuks2984 Жыл бұрын
Had to learn everything in german and this helped me completely understand the whole thing...much thanks to you bro!!!
@jessica385
@jessica385 7 жыл бұрын
Thank you!! I have a test this coming Thursday and this video helped so much!
@Anita-vl2du
@Anita-vl2du 6 жыл бұрын
my professor makes us watch certain videos that make things more complicated than they should be or aren't always specific enough. She then makes us take quizzes online before lecture and then we review material learned the night before in class but she doesn't make it any easier. I know she prefers that kind of learning style but it really doesn't help me or my grades lol. Thanks for this video super simple and not too much going on like unnecessary talk just straight to the point.
@sciencepost
@sciencepost 6 жыл бұрын
Well said. Keep it simple.
@rainbow_zzz2869
@rainbow_zzz2869 2 жыл бұрын
my saving grace, thanks sooooo much i was stressing over chem finals
@mdastermd
@mdastermd 10 жыл бұрын
Thanks dude! You actually sound passionate about teaching--the way teachers should be!
@fardeenrahamut3546
@fardeenrahamut3546 Жыл бұрын
this man is the top g. Thanks alot.
@pebble6325
@pebble6325 4 жыл бұрын
oh wait, wait a minute mr. postman THANK YOU FOR SAVING ME
@malseswerf9820
@malseswerf9820 10 жыл бұрын
this video makes me understand quickly than our professor. thank you for making this video and may GOD bless you!
@sciencepost
@sciencepost 10 жыл бұрын
Thanks Malse. Keep up the studies and be awesome!
@bigdonut2631
@bigdonut2631 3 жыл бұрын
The enthusiasm actually helped me understand. My profs are always monotonous making me feel sleepy thank you fo the vid bro.
@MrBolognaTony
@MrBolognaTony 6 жыл бұрын
Thank you! My instructor literally handed out a word "lecture" that asked to solve problems like this with absolutely 0 examples, or lecture, or anything.
@tariqyaseen3134
@tariqyaseen3134 3 жыл бұрын
u teach better than my teacher thank u
@rdmeena4659
@rdmeena4659 6 жыл бұрын
man you're great.thanks for saving life as well as time of students. "thanks dude"
@sciencepost
@sciencepost 6 жыл бұрын
Thanks Dude :)
@thegreatnormad3424
@thegreatnormad3424 4 жыл бұрын
This is a bad ass dude 🤣👋👋 most of instructor come to class without preparing the concept. He or she barks 1.30 minutes and calls it a day and everyone is in suspension
@winxclubflora8446
@winxclubflora8446 2 жыл бұрын
Thank you sooooooo much for this i have an exam in three hours of Cambridge and this is xtremely helpful
@Manny-mc3rx
@Manny-mc3rx 10 жыл бұрын
Thank u so much! U really care about the success and happiness of ur students.Great video sciencepost.
@sciencepost
@sciencepost 10 жыл бұрын
Hey Manuel, thanks ofr the super kind words. Best wishes being awesome!
@janelisv
@janelisv 4 жыл бұрын
I think I might just pass my exam tonight because of you. Thank you so much!
@lololol4357
@lololol4357 3 жыл бұрын
Thank you!! You don’t know how grateful I am. I’m failing with a 60 in chemistry
@Stephen-ki9yz
@Stephen-ki9yz 9 жыл бұрын
Thank you for making it a lot simpler. Great video!
@jessicaanderson468
@jessicaanderson468 10 жыл бұрын
This is great. I am using it with my Chemistry students as a visual component to our pH unit :) I hope to make great videos like you soon.
@moanapooh9726
@moanapooh9726 2 жыл бұрын
this is so much helpful than how my teacher teaches us. Thank you so much, bringing kids to learn much better with your help !!!! :DDDDD
@nternetrat
@nternetrat 4 жыл бұрын
actually so shook at how easy this is
@akandetemitope9239
@akandetemitope9239 8 жыл бұрын
The explanation is simple and clear. Thanks
@josiasalmerida7163
@josiasalmerida7163 3 жыл бұрын
One of the best videos i watched yet !!!
@camerongray7767
@camerongray7767 5 жыл бұрын
"awright dudes" Lol thanks for the video, i love it when you say dude btw.
@bobjoe9907
@bobjoe9907 Жыл бұрын
I know this is weird, but I love your intro lmao
@josh2525able
@josh2525able 9 жыл бұрын
thanks very much, very simple and well explained. :)
@sciencepost
@sciencepost 9 жыл бұрын
JoSh RoNaLdO That is awesome to hear! Best wishes in a difficult topic!
@OnlyViKnows
@OnlyViKnows 6 жыл бұрын
I had trouble focusing on what my teacher is saying, you just saved my butt from bombing that quiz tomorrow. Thank you so much
@sciencepost
@sciencepost 6 жыл бұрын
Glad to help. Best wishes!
@DreamFreeDreams
@DreamFreeDreams 8 жыл бұрын
wow great explanation, saved my life for chem test
@cjstar01jones17
@cjstar01jones17 7 жыл бұрын
oh my god! I've been struggling for moths over this shit. and in 8 fucking minutes I understand it. thank you.
@somamahapatra6672
@somamahapatra6672 3 жыл бұрын
Man u r a lifesaver, u just earned a sub ❤️
@queenthings8430
@queenthings8430 4 жыл бұрын
You are an absolute god! I actually really understand it 😁😁
@snip-sniptear956
@snip-sniptear956 8 жыл бұрын
Thank you for your time to film and upload. Good refresher!
@abrarabdullah7219
@abrarabdullah7219 8 жыл бұрын
Thank you man! You saved me:( You're the best.
@shenanxxx
@shenanxxx 10 жыл бұрын
khan an you are number 1 on my youtube teachers list..cheers mate keep it up
@sciencepost
@sciencepost 10 жыл бұрын
Wow, that was super nice to hear. Thanks my friend for tuning in and leaving some feedback. Best wishes in your learning. Keep it up!
@somamahapatra6672
@somamahapatra6672 3 жыл бұрын
He just just turned a 1hr lecture into a 8min video… no doubts why students don’t understand anything in school
@magdasegoviaquintana9267
@magdasegoviaquintana9267 4 жыл бұрын
Clarity! Thank you helping HS daughter!
@voidalpha4164
@voidalpha4164 6 жыл бұрын
You just saved my life
@Kazomori
@Kazomori 6 жыл бұрын
Thank you, quick and easy to understand.
@lukestrand6584
@lukestrand6584 8 жыл бұрын
how do you know the number of OH ions if you dont know how many liters of the solution you have and why does the Kb value not affect the calculation?
@eraven3388
@eraven3388 9 жыл бұрын
There is only one step I'm confused about that I can't find the answer to anywhere. How do you calculate the 3x10 raised to -2 without a calculator? How did you get that number 1.5 if you did not have a calculator to do it?
@samanthasophia2677
@samanthasophia2677 7 жыл бұрын
This video was so helpful, thank you for explaining pH and pOH!
@sciencepost
@sciencepost 7 жыл бұрын
Yo are welcome. Keep up the studies!
@happyturtl
@happyturtl 5 жыл бұрын
simple explanations and straight to the point ty! helped me a lot
@sciencepost
@sciencepost 5 жыл бұрын
Thx. Trying to keep it simple
@xxP1ST0LER0xx
@xxP1ST0LER0xx 8 жыл бұрын
Good stuff 👍 basically if you mess up on your calc you"re screwed
@evonlove2008
@evonlove2008 6 жыл бұрын
Omg thank u. U saved my summer class
@sciencepost
@sciencepost 6 жыл бұрын
SO cool to hear. Best wishes!
@kevinlakio5552
@kevinlakio5552 5 жыл бұрын
very helpful
@mbacs_the_goat
@mbacs_the_goat 6 жыл бұрын
you're the man, thanks for uploading videos like this, they really help
@ChellinaAchol
@ChellinaAchol 4 жыл бұрын
Chem Gods rain down blessings !
@tayhappy20
@tayhappy20 8 жыл бұрын
Ok, so like you explained this better than my chemistry teacher he was explaining but not to well in my opinion.
@anthonyalegrete5459
@anthonyalegrete5459 7 жыл бұрын
You sir, are a blessing and a lifesaver
@dreamgirl4495
@dreamgirl4495 9 жыл бұрын
the ph of an acetic acid solutionis 3.26.what is the conc of acetic acid and what is the percent acid ionized?
@zina8268
@zina8268 3 жыл бұрын
6 classes summed into an 8 min video....wow
@ArtisticPainter2364
@ArtisticPainter2364 6 жыл бұрын
Thank you so much!! You helped me understand it so clear and in less than 10 minutes :)
@sciencepost
@sciencepost 6 жыл бұрын
That's awesome. Thanks and keep up the studies.
@DiecastShowcase
@DiecastShowcase 6 жыл бұрын
@7:12 How did you get 8.01? I wish that there was an explanation for those who don't know how you got that answer.
@kiyannashantae9040
@kiyannashantae9040 7 жыл бұрын
How did you get the 8.01 cause I did like the example before and keep coming up with 1.99
@lovelylanesayson4814
@lovelylanesayson4814 3 жыл бұрын
I've learned a lot dude!
@KyroGrace
@KyroGrace 7 жыл бұрын
Great Video!
@graciecendejas1717
@graciecendejas1717 8 жыл бұрын
Very good job explaining this! This really helped me out. thank you!
@icantthinkofausername9422
@icantthinkofausername9422 7 жыл бұрын
do you have videos about acid-base titration dude? I really need help with it. by the way helpful video dude, thanks. subbed.
@ayo7943
@ayo7943 10 ай бұрын
this was so helpful,thanks a lot!!
@trailblazer_98
@trailblazer_98 7 жыл бұрын
Thanks soo much! I had to relearn this and it much easier now. cheers!
@dreamgirl4495
@dreamgirl4495 9 жыл бұрын
the ph of a 0.20M sloution of a primary amine RNH2 is 8.42.what is the pkb of amine?
@katherineyoo
@katherineyoo 5 жыл бұрын
This was a life saver! Thank you!!
@AD-wg8ik
@AD-wg8ik 3 жыл бұрын
For the 2nd example. Wouldn’t the pH just be 7 because of the auto-ionization of water? There’s no way for Mg(OH)2 to be acidic if it is a base by nature
@xxvampiregirl56xx
@xxvampiregirl56xx 9 жыл бұрын
This helped me a lot thank you. :)
@samitkkar7
@samitkkar7 8 жыл бұрын
Life Saver!
@jadelee6555
@jadelee6555 7 жыл бұрын
How do we do a problem that starts with a [H30] concentration?
@caitlinoneill5730
@caitlinoneill5730 7 жыл бұрын
You're actually so helpful tysm
@oliviaarcentales2138
@oliviaarcentales2138 Жыл бұрын
god bless u fr
@milkchoco7858
@milkchoco7858 3 жыл бұрын
what will i do of the concentration is not given?
@GlendasEffinChannel
@GlendasEffinChannel 7 жыл бұрын
Very helpful and to the point :) Thank you!
@sciencepost
@sciencepost 7 жыл бұрын
You are welcome!
@motilalsonawane8369
@motilalsonawane8369 6 жыл бұрын
After 20ml of 0.1 M barrium hydroxide is mixed with 10 ml of 0.2M HCLO4 the concentration of OH- ion is what ???
@hackingtech6340
@hackingtech6340 6 жыл бұрын
How you directly put the value of log tell me plz
@vnvfickle6065
@vnvfickle6065 2 жыл бұрын
Needed this video
@elmedinbytyqi4441
@elmedinbytyqi4441 6 жыл бұрын
Can u tell my is that -log[ 3x10^-2 ]= 1.5 ??
@surenkha
@surenkha 8 жыл бұрын
Thank you for these videos. I am having trouble with solving these, my teacher wants us to solve pH= 0 Add 10e20 NaOH pH= H+ = and 9x10e29 H2O H+= H2O= H2O= OH-= 10e15 OH-= can you help me with this? I can't seem to find any videos on this????????
@MegaCandygirl143
@MegaCandygirl143 7 жыл бұрын
will pH + pOH always equal 14 or only at 25 degrees
@jageshkano
@jageshkano 7 жыл бұрын
Only at 25 Degrees Celsius will it equal to 14. :) So remember, pH+pOH=14 (at 25 Degrees Celsius)
@IvanRocezCParre
@IvanRocezCParre 3 жыл бұрын
Studying hours right before the deadline.
@onedayiwillgotosouth-korea6854
@onedayiwillgotosouth-korea6854 6 жыл бұрын
Why do our teachers make this so completed?
@nitanallabeli6615
@nitanallabeli6615 7 жыл бұрын
call me dumb, but how did you get 3 x 10^-2 for OH-?
@melisa5b
@melisa5b 7 жыл бұрын
Thank you so much, my professor is horrible and reading the book sure didn't help.
@13bhavanapagi99
@13bhavanapagi99 6 жыл бұрын
Thanks dude!😎 Really helpful 😍
@sciencepost
@sciencepost 6 жыл бұрын
Glad to help. Best wishes dude!
@feed_rehcra
@feed_rehcra 6 жыл бұрын
can we use pH on solving the equation?
@oliverross6188
@oliverross6188 4 жыл бұрын
Thank you so so so so so so so so much!
@gklip220
@gklip220 7 жыл бұрын
14 is a strong base not weak. What do you mean 1:50
@djhousesmash
@djhousesmash 10 жыл бұрын
great man.. make some more
@sciencepost
@sciencepost 10 жыл бұрын
Thanks for the kind words, I'll see what I can do. Keep being awesome!
@jacobyaya4042
@jacobyaya4042 5 жыл бұрын
I wish you were my teacher, dude ;)
@kpgngr
@kpgngr 9 жыл бұрын
Last problem doesn't make sense. You add base to a solution and get an acid??
@garrettvotaw
@garrettvotaw 7 жыл бұрын
Thanks for the clarification
@katieschrader1684
@katieschrader1684 6 жыл бұрын
he sounds like Satan from the youtube series Leo and Satan lmao but wicked helpful video
@beyond2sky797
@beyond2sky797 6 жыл бұрын
saved my life !!
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