What is Kw (The Ion Product Constant of Water)

  Рет қаралды 139,103

chemistNATE

chemistNATE

Күн бұрын

Пікірлер: 82
@nil4384
@nil4384 10 жыл бұрын
Thank you for speaking like that in every video because it helps us non native english speakers to understand unlike other channels who speaks so fast that we cant understand even with the help of CC
@RimazAboelgasim
@RimazAboelgasim 6 жыл бұрын
I love your enthusiasm! Keep up with these videos! Love from London 😅🙋
@apearson79
@apearson79 5 жыл бұрын
So helpful! There are SO.MANY.CONSTANTS it's maddening trying to remember, but having someone step back and give the big picture makes it muuuch better!
@jayasrithanjavuru1991
@jayasrithanjavuru1991 6 жыл бұрын
But I want to know how to find the value of kw of water at certain temperature
@ok-kf9bw
@ok-kf9bw 3 жыл бұрын
You can find H+ and OH- concentration and multiply them or Ki*H2O concentration
@hajidalkindi8792
@hajidalkindi8792 3 жыл бұрын
@@ok-kf9bw dude his comment was 2 years ago
@qzwxecrvtbynumi256
@qzwxecrvtbynumi256 3 жыл бұрын
@@hajidalkindi8792 dude his comment was 2 months ago
@Arthur-so2cd
@Arthur-so2cd 3 жыл бұрын
@@qzwxecrvtbynumi256 dude this comment was 1 week ago
@mastermind2971
@mastermind2971 2 жыл бұрын
@@Arthur-so2cd dude this comment was 6 months ago
@WmTyndale
@WmTyndale 10 жыл бұрын
Thank you! There was a subtle point involving the equilibrium constant that I was failing to grasp in my study of Ph. All cleared up.
@rob-ti8dw
@rob-ti8dw 6 жыл бұрын
idk what people are talking about. condescending? they just don't understand. love your personality and enthusiasm haha. thanks for another excellent video!
@sagala40
@sagala40 12 жыл бұрын
simple & to the point--- perfect explanation!!
@aqib71nb
@aqib71nb 12 жыл бұрын
helped me understanding something that took me 2 hours and i still couldnt work out how!! thank you so much!!
@Mary-gr3mr
@Mary-gr3mr 4 жыл бұрын
i paid attention the entire time . Thank you !
@aldoriarobichaud9221
@aldoriarobichaud9221 12 жыл бұрын
This is a great video. "Pretty cool, huh?" lol, made me laugh.
@Chelsea-gs7qj
@Chelsea-gs7qj 7 жыл бұрын
Most of you people are complaining even though I'm sure you learned something. It's a youtube tutorial and he tutored what the title promised. Your complaints are ridiculously childish especially considering most of you were only here because you're too lazy to open your gen chem book. Nice video man, I appreciate the enthusiasm.
@DimesAndNichols
@DimesAndNichols 8 жыл бұрын
paper not as crisp? unsubscribed!
@Chelsea-gs7qj
@Chelsea-gs7qj 7 жыл бұрын
Thanks for the announcement but no one cares.
@Wolf--zr2nf
@Wolf--zr2nf 4 жыл бұрын
@@Chelsea-gs7qj he was joking..
@curetonbenares9236
@curetonbenares9236 4 жыл бұрын
@@Wolf--zr2nf about 3 years too late lol
@constancewayne3438
@constancewayne3438 6 жыл бұрын
This actually helped, Thank you!
@Alive4Metal
@Alive4Metal 10 жыл бұрын
I was hoping for an explanation on what the concept of Kw actually means.... not all that impressed by being told to simply "accept it"
@chemistNATE
@chemistNATE 10 жыл бұрын
Alive4Metal Good feedback. I should re-shoot this one. Stay tuned !To answer your question right now, it so happens that [H+] and [OH-] are produced in pure water at 1x10^-7 mol/L. This number changes with temperature. So, using Keq = [H+][OH-], we get a Keq of 10^-14. We call it Kw though
@robbierotten2024
@robbierotten2024 5 жыл бұрын
It’s the rate at which water auto-ionizes. So the rate at which water will decompose into H3O+ and OH-, and also the speed of the reverse reaction. This is why water is neutral, because the charges of H3O and OH- cancel each other out, and there are always equal amounts created and reformed at all times. That’s the best explanation I got.
@sof9830
@sof9830 3 жыл бұрын
I love how you are excited about it 😂💕
@augijyotbali2131
@augijyotbali2131 11 ай бұрын
Best explanation out there😭
@Stellla123
@Stellla123 6 жыл бұрын
such a helpful & amazing explanation thank you so much
@robolearn5639
@robolearn5639 8 жыл бұрын
sir, the ionization reaction of water shifted to the right when it is endothermic if the exothermic then the reaction is shifted toward backward.
@queenbee7546
@queenbee7546 3 жыл бұрын
Maybe I'll sound stupid but it's been 4 years.. what are u doing now... like doctor?
@msfreya777
@msfreya777 8 ай бұрын
but at 0 degree, the value you wrote for Kw is larger than the ones you wrote before. It should be 10^-15 not 10^-13
@YouDoNotNeedToKnow02
@YouDoNotNeedToKnow02 7 жыл бұрын
Verdict: "prettttyyyyy cooooolll"
@michaelwoodruff5752
@michaelwoodruff5752 7 жыл бұрын
what if other species are present. Like what if HCl completely dissolved turning the solution acidic, would the kw still be the same once equilibrium is reached? Would the higher Hydronium concentration be counteracted by a lower Hydroxide concentration, making the kw still be 10^-14 at 25 C?
@Thisisjoelpg
@Thisisjoelpg 4 жыл бұрын
Very good explanation 👌
@ShahmeerKhanGamer
@ShahmeerKhanGamer 4 жыл бұрын
Great energy!
@Footballstreamings
@Footballstreamings 23 күн бұрын
Is that the same as PH+POH= 14?
@張逸昇
@張逸昇 8 жыл бұрын
good vid! thank u. but I have an question that why kw doesnt change when I add acid like hcl into water?
@ashleycrabtree9076
@ashleycrabtree9076 4 жыл бұрын
thank u you sound very nice in the video which helped me to understand it better :D
@Luzt.
@Luzt. 7 жыл бұрын
Great video. You know more than I. You have my respect for that. I improve thanks to your effort. You may be condescending and rude. The paper may be dirty. It may be cardboard. I do not care. You owe nothing to me. Thank you Sir and fuc. everybody who is complaining.
@annieyu5740
@annieyu5740 4 жыл бұрын
thanks Nate
@marchpotato5614
@marchpotato5614 21 күн бұрын
Thank u its so weel explained
@abramgrey2237
@abramgrey2237 6 жыл бұрын
Thanks for helping man!
@cabrakan0883
@cabrakan0883 7 жыл бұрын
Grow up people! It’s a great video!
@eastwinding
@eastwinding 7 жыл бұрын
great presentation
@akuko2
@akuko2 12 жыл бұрын
thank you i needed this! subscribing soon!
@elefantsnablar
@elefantsnablar 12 жыл бұрын
Excellent video! "Pretty cool!"
@zuluzero4659
@zuluzero4659 7 жыл бұрын
Axelius omg this message is 6 years old! Rip
@ananyatewari4895
@ananyatewari4895 2 жыл бұрын
@@zuluzero4659 now it's 9 years old lol
@nickveretin4766
@nickveretin4766 3 жыл бұрын
You try to give the video more brightness it will be great if you do
@Ethan-bx9yp
@Ethan-bx9yp 2 жыл бұрын
ratio
@vjnmathew817
@vjnmathew817 5 жыл бұрын
why Kw is 10^-14?
@red_._viper
@red_._viper 9 жыл бұрын
best online teacher, ever :D
@rubin831
@rubin831 12 жыл бұрын
Think you! this is so helpful
@zainabhabib7083
@zainabhabib7083 8 ай бұрын
Thank you :)
@mcdckid
@mcdckid 7 жыл бұрын
Great video
@poonamnegi7618
@poonamnegi7618 6 жыл бұрын
Thankyou very much😃😄
@zomblyacopalypse6469
@zomblyacopalypse6469 4 жыл бұрын
Thank you, that was really helpful, but you speak way too slowly, I played the video at 2x speed and still found it slow
@elenawinchester9377
@elenawinchester9377 5 жыл бұрын
u are so cool haha love this vid!!
@ThoseNigerianTwins
@ThoseNigerianTwins 4 жыл бұрын
thnks!!
@Ms.HotSauce
@Ms.HotSauce 12 жыл бұрын
you are "PRETTY COOL!" :D hahaha I LOVE YOU!
@chanreagan9149
@chanreagan9149 11 жыл бұрын
"Cause that's ok!"
@alexsheremett3097
@alexsheremett3097 Жыл бұрын
you're not explaining anything all your explanations come to state that blue is blue and orange is orange /// instead of explaining this concept (deducing it mathematically from the law of mass action - apparently you're unable doing so) you just take the Kw expression for granted and proceed forward
@ownitervi241
@ownitervi241 Жыл бұрын
I think his explanations are pretty good. I understand fully. Plus, he explains quite well. Maybe it's more of a you problem lol
@rubenladomartinez5626
@rubenladomartinez5626 7 жыл бұрын
PRETTY COOL
@SolacePiano
@SolacePiano 11 жыл бұрын
I feel somewhat condescended..
@Gupta_ji_ki_biwi
@Gupta_ji_ki_biwi 5 жыл бұрын
Unit
@ferryjansen1080
@ferryjansen1080 10 жыл бұрын
Kd
@zulfishah1836
@zulfishah1836 5 жыл бұрын
V nice solute yu man
@rdmeena4659
@rdmeena4659 7 жыл бұрын
fab.and yeah "pretty cool".
@hiba-bl9bz
@hiba-bl9bz 7 жыл бұрын
🌸🌸🤗
@drmossy5914
@drmossy5914 5 жыл бұрын
This is kinda terrible and wrong, and gives a lack of explanation for understanding
@nirvana1nchains
@nirvana1nchains 11 жыл бұрын
I love you.
@roselynamamangpang8985
@roselynamamangpang8985 8 жыл бұрын
YEah 😂
@yellowcactuslovesu
@yellowcactuslovesu 7 ай бұрын
I love u
@zuluzero4659
@zuluzero4659 7 жыл бұрын
What is this? Looooooool
@shot1412
@shot1412 10 жыл бұрын
Stop talking like that.
@AvniKulshreshtha
@AvniKulshreshtha 7 жыл бұрын
Poor explanation and many mistakes too !
@proffessorchubb1041
@proffessorchubb1041 11 жыл бұрын
Nerd
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