Quantitative Aspects of Chemical Change: Percentage Yield

In this lesson we are introduced to percentage yield which is part of quantitative aspects of chemical change.
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Пікірлер: 85

  • @Imprettymuchamunch
    @Imprettymuchamunch4 ай бұрын

    I thought I was done with Kevin. Turns out I need him for my Engineering course😢. Hello old friend 👋😭😭

  • @cliffordmugivhela173

    @cliffordmugivhela173

    Ай бұрын

    Bro Chemistry is haunting us in varsity 😅

  • @ltk3107

    @ltk3107

    Ай бұрын

    Which university you at? Bro Engineering isnt engineering rn, course is chowing too much😂

  • @real-ix
    @real-ix2 жыл бұрын

    Kevin always got me covered

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Glad it helped :)

  • @nokwakhemasinga2671

    @nokwakhemasinga2671

    2 жыл бұрын

    Same

  • @mohumedraheemkhan6835

    @mohumedraheemkhan6835

    2 жыл бұрын

    Same

  • @kuhlemahlanga2277

    @kuhlemahlanga2277

    10 ай бұрын

  • @kuhlemahlanga2277

    @kuhlemahlanga2277

    10 ай бұрын

    That would be me❤❤❤

  • @Nik_Redfox
    @Nik_Redfox2 жыл бұрын

    Writing my chemistry exam today and for once I actually know what I'm doing 🤧 thank you Mr Kevin ✨

  • @juliusashipala9819

    @juliusashipala9819

    Жыл бұрын

    Thnkx 4 ur hlp mr

  • @Lynx_Tips
    @Lynx_Tips10 ай бұрын

    One day we really got to get together and just sort Kevin out. Mans helped us through everything - through last minute studying - through almost leaving the subject. Mans always got us. 💪💪🙏🙏

  • @kdrama_dream
    @kdrama_dream11 ай бұрын

    I improved by 23 percent thanks to you sir im very grateful 😊🥰

  • @BiancaMogano
    @BiancaMogano13 күн бұрын

    I got a distinction on both maths and physical sciences all thanks to you May god bless you

  • @gomolemomanne9295
    @gomolemomanne92952 жыл бұрын

    Your videos are really helpful I always pass my test with distinctions 🙏🏻🔥❤️🏆

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Awesome Gomolemo, well done and keep giving your best :)

  • @sinenhlanhlamngadi3103
    @sinenhlanhlamngadi31038 ай бұрын

    give Kevin his flowers he deserves them ! thank you so much sir i fully understand chemistry now!

  • @somilaxuba3159
    @somilaxuba3159 Жыл бұрын

    Hi! Your videos are so useful, I'm forever grateful. Please make videos for redox reactions & acids and bases grade 11 🙏🏾

  • @Ahmed-oc5im
    @Ahmed-oc5im2 жыл бұрын

    Mate, you saved me… THANK YOU SO MUCH! btw you’re better in teaching than a IGCSE teacher hehe

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Haha, awesome! Glad it helped!

  • @kgolaganyoracoco2675
    @kgolaganyoracoco267510 ай бұрын

    Kevin knows what he's doing Thank you for taking your time and helping us

  • @mohumedraheemkhan6835
    @mohumedraheemkhan68352 жыл бұрын

    You are the best physics and chemistry teacher ever

  • @aphelele_md7112
    @aphelele_md7112 Жыл бұрын

    Thank you so much. This has helped me alot also because I'm writing my chemistry test tomorrow. Really appreciate this man, thanks alot🙏🏾

  • @clairevanrooyen7616
    @clairevanrooyen7616 Жыл бұрын

    YOURE VIDEOS SAVE MY LIFE! THANK YOU FOREVER GRATEFUL

  • @mpendulomahlangu3079
    @mpendulomahlangu3079 Жыл бұрын

    You're the best Kev, you've been really helpful on this

  • @xdqrkness6316
    @xdqrkness6316 Жыл бұрын

    You are a life saver. much appreciated

  • @fathimaaneeka1576
    @fathimaaneeka15767 ай бұрын

    Bruhh i like thevway he talk 😅 So interesting to listen and me who is smirking while watching 😢

  • @betelhemshleso8359
    @betelhemshleso83592 жыл бұрын

    These is so helpful,thanks 🙏

  • @KgomotsoPhele
    @KgomotsoPhele7 күн бұрын

    Thank you kev❤you're the best

  • @user-iw9rs7dc9x
    @user-iw9rs7dc9x8 ай бұрын

    God bless you for that efforts tjat you're making everyday❤

  • @khunli7

    @khunli7

    8 ай бұрын

    Amen.. cause hunny he is saving my physics paper 2 right now

  • @muhammadirfaanamod5255
    @muhammadirfaanamod52552 жыл бұрын

    So they will always give us the actual yield?

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Muhammad, they have multiple ways of asking this in tests and exams. They can give you actual yield or theoretical. You must just make sure you fully understand what it all means and then you should be good to go :)

  • @thakgatsothag4087
    @thakgatsothag4087 Жыл бұрын

    Thanks man i never understood this until i watched this video

  • @nokwakhemasinga2671
    @nokwakhemasinga26712 жыл бұрын

    wow you do know how to kill fear and insecurity huh? I feel secured now I totally understand and it all because you,thank you sir Kevin✨🌹❤️😭🥰🥰🥰🥰

  • @jacobmasebe5698
    @jacobmasebe56982 жыл бұрын

    Now this is what I call a useful vid, and u are funny😂

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Haha :) Glad it helped you!

  • @aestheticmeisie4604
    @aestheticmeisie4604 Жыл бұрын

    Thank you 🙏

  • @nokulungaomphile2062
    @nokulungaomphile2062 Жыл бұрын

    you the best Mr

  • @kgaugeloserongwane1925
    @kgaugeloserongwane192511 ай бұрын

    Thank you sir❤ 🙏

  • @brayden.01
    @brayden.01 Жыл бұрын

    at 5:25, should the molar mass of 2H2O not be 36? instead of 18

  • @neonemalamangwa840
    @neonemalamangwa84011 ай бұрын

    Thanks again ❤

  • @priscabuhendwa2191
    @priscabuhendwa21919 ай бұрын

    Thank you so much

  • @NgoakoMabokela-er6do
    @NgoakoMabokela-er6do10 ай бұрын

    Thank you❤

  • @didintlemokoka
    @didintlemokoka Жыл бұрын

    Kelvin, in physics when they ask you to calculate theoretical acceleration, do i still use the same formula

  • @waziwemnguni4004
    @waziwemnguni4004 Жыл бұрын

    Kevin you are my GOAT🐐

  • @user-vx6en4ls9b
    @user-vx6en4ls9b9 ай бұрын

    another day another physics topic i struggle to understand😅😅

  • @paigehatake3811
    @paigehatake381111 ай бұрын

    GOD BLESS KEVIN SMITH

  • @beasttitan1181
    @beasttitan11812 жыл бұрын

    Keep up the good work man you saved me 🔥🦍🐐

  • @blueberrie_ham
    @blueberrie_ham9 ай бұрын

    May God bless you

  • @oritondanemalale4674
    @oritondanemalale46742 жыл бұрын

    Salute 😭🔥

  • @jnrchesa3452
    @jnrchesa3452 Жыл бұрын

    thats a very good analogy right there 5:58🤣

  • @khunli7
    @khunli78 ай бұрын

    Thank you Kev 😝😜

  • @jordanrapeti6771
    @jordanrapeti6771 Жыл бұрын

    Will it always be 1:2 ratio?

  • @MoonGirl-my4zn
    @MoonGirl-my4zn Жыл бұрын

    With the last isn't the 40g for 70% arcute? So why are we using it for the 100% arcute?

  • @morfking380
    @morfking380 Жыл бұрын

    I have an exam tomorrow and i think it is gonna be a piece of cake,btw ur funny

  • @annastesciamu534
    @annastesciamu53411 ай бұрын

    A mixture contains 78% apatite (Ca 3 (PO4) 2 .CaF 2 ). The rest of the mixture does not contain any phosphorus. Calculate the content (mass percentage) of phosphorus in this mixture. How do I do this question?

  • @sudays_Issa
    @sudays_Issa2 жыл бұрын

    wow thanks 😊😊😊

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    No problem 😊

  • @neo_mpharoane
    @neo_mpharoane2 жыл бұрын

    When you expect 90 and your mark comes as 30%💔🤣

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Neo, I hope that did not happen to you. If it did, then you should take the next few weeks and holidays and put in a few hours of studying every day. Never ever give up and always continue to push yourself to your highest level.

  • @neo_mpharoane

    @neo_mpharoane

    2 жыл бұрын

    @@kevinmathscience thank you so much needed that 🔥✊ Your channel has helped me so much

  • @bareerahahmed9651
    @bareerahahmed96519 ай бұрын

    sir could you please consider including steps in your videos i notice that it is easier to learn with a set of rules

  • @mahlemcoyana2295
    @mahlemcoyana229511 ай бұрын

    Mr Kevin, please make videos for redox reactions, grade 11

  • @nongceboxulu5045
    @nongceboxulu5045 Жыл бұрын

    What if you're givin the percentage

  • @amazingrotties9974
    @amazingrotties9974 Жыл бұрын

    Is this not similar to the empirical formula

  • @siyagamermbazima4859
    @siyagamermbazima48598 ай бұрын

    Senku(from Dr Stone)

  • @onlyklaus
    @onlyklaus2 жыл бұрын

    bruh i should be thanking you 😭

  • @user-sv6fu5ql6o
    @user-sv6fu5ql6o9 ай бұрын

    Where did you get 90?

  • @littlestars-ie8dm
    @littlestars-ie8dm2 жыл бұрын

    I want you to help me with a question Kevin by sending a photo but I can't.

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Hello :) Please note I only answer questions relating to the videos on my youtube channel or to my online course. Due to time constraints, I cannot go beyond that.

  • @kaittylover7215
    @kaittylover7215 Жыл бұрын

    I have problems with Acid and bases can you pls help😓😓. This video was very helpful🤭🤭☺️☺️.

  • @bts.fan_14kpop81
    @bts.fan_14kpop817 ай бұрын

    Sir please slow down 💀

  • @angelgood8521
    @angelgood8521 Жыл бұрын

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  • @Challenge_k9h
    @Challenge_k9h11 ай бұрын

    this should have helped but im even more confused

  • @Challenge_k9h

    @Challenge_k9h

    11 ай бұрын

    idk why

  • @sibahlevoyi1228
    @sibahlevoyi1228 Жыл бұрын

    I understand everything here except the ratio part like WHAT😭😭😭HELP

  • @sibahlevoyi1228

    @sibahlevoyi1228

    Жыл бұрын

    @@norgie534 no not any more 😭but thank you so much 🥺

  • @tjn7682
    @tjn76822 жыл бұрын

    Honestly I can feel happy about studying for chemistry when I have vids like this😭🤍 Thanks Mr Kevin 😌✨️

  • @kevinmathscience

    @kevinmathscience

    2 жыл бұрын

    Pleasure!!!

  • @KgomotsoPhele
    @KgomotsoPhele7 күн бұрын

    Thank you kev❤you're the best