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Solubility and complex ion formation | Chemistry | Khan Academy 

Khan Academy Organic Chemistry
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Using le Chatelier's principle to see what happens to the solubility of calcium fluoride when pH is decreased. Also looks at effect of pH on solubility equilibrium for silver chloride. Created by Jay.
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30 сен 2024

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Комментарии : 43   
@modelynabadecio6490
@modelynabadecio6490 9 лет назад
Very clear explanation but the audio seems to be very low.
@tahirnaeem529
@tahirnaeem529 7 лет назад
Modelyn Abadecio
@kintoke2131
@kintoke2131 6 лет назад
Modelyn Abadecio i
@m.venkataraom.venkatarao3542
@m.venkataraom.venkatarao3542 5 лет назад
Ya....
@DodongoManoof
@DodongoManoof 3 года назад
Yes i have full volume, but hard to hear
@fouriertransformbrowne6886
@fouriertransformbrowne6886 2 года назад
audio is loud and clear , but he may talk to fast for non-first-american-speakers who are relatively new to this. I would recommend to him to SPEED UP the writing the way others do, but slow down your audio #youcanlearnanything. Pitch and emphasis are great. Color choices are great. A grade :)
@deanklinhom2890
@deanklinhom2890 4 года назад
Why don't you change 3 -2x to 3, as every other video has shown that the change in concentration is small enough to be insignificant? Is that just not done for solubility regarding complex ion formation?
@MrIeatwabbits
@MrIeatwabbits 3 года назад
I was stuck on this for a bit too, but I think I figured it out. When we combine the reactions to create a new reaction we got K = 2.9*10^-3. Since K is not a small number (compared to something like 1.8*10^-10) we have to consider x being significant. This was the explanation I was able to come up with, but please if I am wrong correct me.
@saddlepotato159
@saddlepotato159 7 лет назад
This was exceptional. Thank you. Why couldn't my professor have explained it like this!
@modelynabadecio6490
@modelynabadecio6490 9 лет назад
Very clear explanation but the audio seems to be very low.
@anindyasikdar3221
@anindyasikdar3221 6 лет назад
Excellent explanation sir. Sir can u plz make a video on hydrolysis of amphiprotic anions and cations. I am unable to understand it.
@FutrDoctor
@FutrDoctor Год назад
During the MCAT, we won't have a calculator. Y'all ought to use realistic example and math tricks to solve without one.
@StudiousSeanReads
@StudiousSeanReads 10 месяцев назад
For an exam like the MCAT without a calculator, when you square root the exponent of -3, does it come out as -3/2¿
@RonShenkar
@RonShenkar 7 лет назад
Wonderful! Thanks guys.
@1981arm
@1981arm 6 лет назад
Thank you VERY MUCH!
@kahanahasan819
@kahanahasan819 Год назад
Thank u so much. LOVE from Bangladesh
@shilpasvlog126
@shilpasvlog126 Год назад
🙏thnx
@naturallysimi
@naturallysimi 7 лет назад
Why is there a coefficient in front of the NH3 in the equation? How do we know it's 2 (NH3)?
@ameyvenkat1488
@ameyvenkat1488 7 лет назад
naturallysimi He balanced the equation
@josiahs8153
@josiahs8153 3 года назад
@@ameyvenkat1488 How do you know that it has a subscript in order for it to be balanced??
@hashinthasamarathunga1916
@hashinthasamarathunga1916 5 лет назад
Thank You!!!
@evan1786
@evan1786 6 лет назад
i’m fucked
@rolando8863
@rolando8863 4 года назад
Why is K multiplied and not added ( like Kf+Ksp )
@Lusana32
@Lusana32 11 месяцев назад
Thanks a lot for this
@priyanshupradhan2682
@priyanshupradhan2682 3 года назад
💕💕
@anujverma584
@anujverma584 4 года назад
What happened with cl-
@muhammadmahmoud3463
@muhammadmahmoud3463 7 лет назад
the sound is like shit hope u raise it one day
@princesspat5239
@princesspat5239 3 года назад
Thank you
@nareshnarra8175
@nareshnarra8175 6 лет назад
Nice sir
@danielche2349
@danielche2349 7 лет назад
muy bein
@anujverma584
@anujverma584 4 года назад
Hats off man
@ME-xh6xo
@ME-xh6xo 7 лет назад
so nice... thx... perfect vids...
@AbuAlhasan-117
@AbuAlhasan-117 5 лет назад
Thanks man
@kahanahasan819
@kahanahasan819 Год назад
What is the formula of Kf?
@Vegeta_ble441
@Vegeta_ble441 Год назад
Conc. Of product devided by product of conc. Of reactnts to their stochiometric coefficient
@217nomiga
@217nomiga 2 года назад
Whenever it's this guy's videos, they are sooooo quiet! I have my volume all the way up and I basically need headphones to hear over my AC running
@yusufsiddiqui4887
@yusufsiddiqui4887 8 лет назад
For part b, why did you write the reaction with ag+ and not cl-?
@edenhazard05
@edenhazard05 8 лет назад
+Yusuf Siddiqui cause only ag+ can react with nh3 .. it's an lewis acid , so they will make a coordinate bond
@vineethnarayan1811
@vineethnarayan1811 6 лет назад
Tysm
@snamsnae1351
@snamsnae1351 8 лет назад
Why did we multiply ksp with kf instead of adding?
@namirobidk4510
@namirobidk4510 7 лет назад
you just have to learn it :) it's like that, i know it's not an explanation but i don't know either i can only tell you that you just got to learn it :)
@raghavagarwal2567
@raghavagarwal2567 7 лет назад
Snam Snae equilibrium constants are multiplied not added
@khaledyasser8293
@khaledyasser8293 5 лет назад
Write down the formula for the K of the net reaction. Next to it write down the formulas for the K of the other two reactions. Should be obvious now
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