Reaction Order Tricks & How to Quickly Find the Rate Law

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  • Опубліковано 30 вер 2024
  • Reaction Orders are easy to find if you know the right tricks, plus you'll save time on your next Chemistry exam! Reaction Orders help you find the overall rate law of the reaction. This video explains how the rate of reaction and concentration of reactants relate to each other for zero order, first order and second order.
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КОМЕНТАРІ • 168

  • @laurenwalz5522
    @laurenwalz5522 4 роки тому +152

    This makes so much sense! Why couldn't my professor just teach it like this! Thank you!

  • @calistawithay106
    @calistawithay106 5 років тому +212

    Wow- you got me through Chem 1- looks like you'll be getting me through Chem 2 as well 😂 Thank you!

    • @Onmyfeet443
      @Onmyfeet443 10 місяців тому +1

      Lmao my chem 2 semester almost done . I’m taking orgo next semester

  • @abbers0737
    @abbers0737 3 роки тому +36

    I literally just got over crying because I have a test on this and I had no idea how to find order in a fast manner.... you SAVED me! Thank you SOOOOO much!!!

  • @aliaitazaz7040
    @aliaitazaz7040 3 роки тому +10

    I literally subscribed to you in first 10 seconds of watching your videos. Just incredible

  • @melissamaribel
    @melissamaribel  4 роки тому +2

    For a step by step guide on everything you need to know for Kinetics, check out my Kinetics Notes here: melissa.help/kineticsnotes

  • @cinemoni
    @cinemoni 6 років тому +19

    love how your nails match the background 💙 lol great video!!

  • @wishpatt
    @wishpatt 3 роки тому +2

    What does it mean if the concentration doubles but the initial rate halves?

  • @richardavelino7383
    @richardavelino7383 4 роки тому +6

    I couldnt tell you how helpful this was. Thank you!\

  • @alreadymarked
    @alreadymarked 4 роки тому +5

    Wow! I think I'm learning super fast with you than my old professor

  • @aliseheller7069
    @aliseheller7069 4 роки тому +5

    i think i learn more from these videos than i do in an hour long class

  • @natashazulu7229
    @natashazulu7229 3 роки тому +7

    I have a quiz today on chemical kinetics and I was so worried about how I didn't know how to identity reaction orders. Your video is really helpful, thank you❤️

    • @kailahmoreno
      @kailahmoreno 8 місяців тому

      This comment makes me feel so much better about my chemical kinetic test tomorrow! How did you do on the test?

  • @Danymok
    @Danymok 3 роки тому

    Wow, these are better than tricks, they actually explain, in a simple and understandable way, what the different orders even are. Yes, I'm stupid that I didn't know, but at least I know now lol.

  • @AmishaKumari-st1fm
    @AmishaKumari-st1fm 3 роки тому +1

    If there is 3rd order reaction then how to solve it please make video of it

  • @masonjelvin6001
    @masonjelvin6001 4 роки тому +3

    OKAY MA'AM, looking effortless while teaching me chem!!

  • @satyavirchauhan4151
    @satyavirchauhan4151 5 років тому +6

    Wow
    Thanks for this trick
    Mindblowing

  • @dianamarie2045
    @dianamarie2045 6 років тому +9

    Best chemistry tutor ever!! ❤️❤️❤️

  • @rachelm.7327
    @rachelm.7327 3 роки тому +1

    this is great, but I literally cannot find anything with realistic numbers. How do I know what order it is when I have rates that are all over the place due to a real world experiment. I'm calculating exponents to be 2.5783 or 18.23 or negative values and obviously that doesn't follow these rules. WTF!

  • @lilydarson3810
    @lilydarson3810 2 роки тому +3

    You are so talented! the way you make your videos so professional and so easy to understand make you the best! Thank you so much. Keep up the amazing creativity of these extremely helpful videos.

  • @nextlevelnonce8884
    @nextlevelnonce8884 3 роки тому +2

    oh my lord i fricking cannot thank you enough you made these so easy. All the other tutorials on youtube complicate it so much my days you're a life saver thank you so much i literally cannot express how happy i am to finally know my way around this topic thanks to you

  • @piyushranjan490
    @piyushranjan490 4 роки тому +11

    Thanks Melissa!!
    You must include that while Increasing the conc of one reactant the other reactant conc remains const.

  • @cloverr1300
    @cloverr1300 4 роки тому +1

    🧢

  • @theharv1490
    @theharv1490 Рік тому +1

    You explained this way better than my chem teacher. I didn’t realize how simple this was and I was so confused 😭
    THANK YOU!

  • @Shortgpts
    @Shortgpts 5 місяців тому +1

    I swear my concepts got clear in like 2 secondsss....🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉 i m so happy btw u r beautiful thou.❤

  • @arivramlal
    @arivramlal 2 роки тому +1

    Thank you

  • @vuyiswampanza7661
    @vuyiswampanza7661 5 місяців тому +1

    Within one minute everything is clear thank you Melissa

  • @languagetellsus
    @languagetellsus 2 роки тому +1

    Shez straight to the point

  • @Shockwave33333333333
    @Shockwave33333333333 4 роки тому +8

    Oh my god I love you! I'm so sorry I didn't find this channel earlier!

    • @melissamaribel
      @melissamaribel  4 роки тому

      Aww thank you, so happy you found the channel!

  • @ncertExpert
    @ncertExpert 6 місяців тому

    nice edit also❤❤❤❤ as I'm a youtuber.. i recignised everything❤❤

  • @mayankpandey5079
    @mayankpandey5079 3 роки тому +1

    Where are you from??

  • @eepy4real
    @eepy4real 4 місяці тому

    oh my god i was about to kill myself coz i didn't understand how to calculate the orders but your video helped me so much. I want to genuinely thank you, you saved a life ong

  • @ASHL3Y__
    @ASHL3Y__ 5 місяців тому

    I’m slowww cause I still don’t get it😭 how do you know what number to multiple it by? Do you just guess? Helpppp😂

  • @refilwesetwaba542
    @refilwesetwaba542 3 роки тому +1

    This just helped me pass my biochemistry quiz. Thanks ❤️

  • @letswatch-z5r
    @letswatch-z5r 3 роки тому +1

    OMW . You just simplified something that has been bothering me for 10months in less than two minutes . thank you.

  • @hilmimansour1279
    @hilmimansour1279 4 роки тому +3

    made it so much simpler to understand THANK YOU!!

  • @benjaminfranklin4149
    @benjaminfranklin4149 Рік тому +1

    I was stuck on a tricky problem trying to find the reaction order for a particular reactant and this helped me connect the dots instantly. So much simpler thinking of things this way when looking at tables. Thank you!

  • @languagetellsus
    @languagetellsus 2 роки тому

    She didnt say subscribe coz it was already written like it😄🙂

  • @jordynbadalato4601
    @jordynbadalato4601 Рік тому

    So can you explain first order and second order I am confused by that

  • @SK-mr6ov
    @SK-mr6ov 4 роки тому +1

    Why can’t teachers literally teach like you lmao

  • @nexon9141
    @nexon9141 10 місяців тому

    can't we tell order of reaction by seeing only any reaction ?

  • @llennzo
    @llennzo 7 місяців тому

    Y’all taking this in college? 💀 I’m having this in my junior year (high school) it’s pretty easy tbh thanks to her ofc!

    • @vertigo_virgo6380
      @vertigo_virgo6380 4 місяці тому +1

      Yea you gotta do it twice unless you take dual enrollment or AP chemistry 😞 Chem 1&2 in university is basically a revision of high school chemistry 🥲

    • @llennzo
      @llennzo 4 місяці тому

      @@vertigo_virgo6380 I take ap chemistry 😔 this semester is all about chemical equilibrium. Ohh that’s why thanks for telling me!!

  • @herlenadame7204
    @herlenadame7204 4 роки тому +4

    Thank you! Such a great tutorial 😍✨

  • @Justin-hr1gu
    @Justin-hr1gu 9 місяців тому

    finally i get it in just 2 minutes then in 4 months at school tysm

  • @andisleepsalot5973
    @andisleepsalot5973 5 місяців тому

    Watching this before my chem exam in 3 hours

  • @Safiullahcheema-v8x
    @Safiullahcheema-v8x 26 днів тому

    Thanku very muchh this is so helpful ❤

  • @evaszuchmacher
    @evaszuchmacher Рік тому

    How do you know which trials to compare??

  • @cici-tv4li
    @cici-tv4li 3 роки тому +1

    i just finished one problem that took an hour and now i found this video. making chem 100x easier! thank you!!

  • @fitnesswithmaria3701
    @fitnesswithmaria3701 Рік тому +1

    Thank you so much for this, it is amazing how you can explain this so well in 2 minutes.

  • @alwaysprocrastinating355
    @alwaysprocrastinating355 3 роки тому

    wish I found your channel earlier...my ap exam is tomorrow and I've struggled a lot in the class and lost my motivation. Now I'm bingeing your videos the night before the exam hoping I'll at least get a 3.

  • @harshiniramkumar8129
    @harshiniramkumar8129 2 роки тому

    for third order of reaction is there any trick??

  • @kathytr616
    @kathytr616 2 роки тому

    took me 2 mins to understand what would have taken me 2 hrs through textbook info and quiz. thank you :'')

  • @mayankpandey5079
    @mayankpandey5079 3 роки тому +1

    Enjoyed it !!

  • @jasonyoon9914
    @jasonyoon9914 3 роки тому

    This is the easy thing.... What if [A] and [B] both doubles? How do we determine the order then?

  • @AtegwahBrendaKeturah-vn6sb
    @AtegwahBrendaKeturah-vn6sb 4 місяці тому

    So beautiful. Thanks

  • @Medic704
    @Medic704 2 роки тому

    Superb explanation!! It was really difficult to understand before but this video helped me..thanks a lot mam..

  • @aliaitazaz7040
    @aliaitazaz7040 3 роки тому

    In the end you said did you learn something.....well i am gonna say not just something but everything 💯

  • @aravind9595
    @aravind9595 3 роки тому

    Wow Ma'am!! You're super cool

  • @phconsideredplayercnr3797
    @phconsideredplayercnr3797 3 роки тому

    I hate our professor she didnt indicate how to identify the order. and thanks u saved me for today's deadline

  • @JDsane
    @JDsane 4 роки тому +4

    When I came in have no idea about that but now I'm sure you are going to just help me to go through this Chemistry...

  • @Peng_one
    @Peng_one 11 місяців тому

    holly shit you are amazing

  • @MikefromBB7
    @MikefromBB7 7 місяців тому

    Why don't they teach it like this.

  • @anniec.5666
    @anniec.5666 2 роки тому

    Omg you made it so much easier

  • @alexislesueur210
    @alexislesueur210 4 роки тому +1

    great tricks thanks but how do you determine the overall reaction order in this case?

  • @WillZipf
    @WillZipf 2 роки тому

    I need to understand it though not know tricks

    • @melissamaribel
      @melissamaribel  2 роки тому

      Which is exactly why I made other longer videos on this. Video 1: ua-cam.com/video/liGCU9gaLcM/v-deo.html
      Video 2: ua-cam.com/video/NZMqV-66b1Y/v-deo.html

  • @comalausa
    @comalausa 8 місяців тому

    MY CHEM BOOK SUCKSSSSSS THANK YOU

  • @richardb7315
    @richardb7315 3 роки тому

    based

  • @ramyasridhar3340
    @ramyasridhar3340 10 місяців тому

    You are actually amazing

  • @pan1300
    @pan1300 3 роки тому

    thank you so much! I don't know why i struggled to understand this so much

  • @danjayjacome
    @danjayjacome 7 місяців тому

    This is a bruh moment for me

  • @lonceyelie4299
    @lonceyelie4299 4 роки тому

    How do you make each little paper..does it take time? The videos are amazing!!!!

  • @lauradzayee3552
    @lauradzayee3552 3 роки тому

    what about 3rd order :-(

  • @aribo0
    @aribo0 6 місяців тому

    This clears the concept up so nicely!! Thank you lots

  • @SuperioMan3432
    @SuperioMan3432 4 роки тому

    I shoud've used this for my exam. I failed my first one badly.

  • @whathappened117
    @whathappened117 2 роки тому

    Please dont hurry

  • @NoName-kc5ls
    @NoName-kc5ls 2 роки тому

    Thanks. Test tomorrow on Rate Law and 3 other topics.

  • @macaramiller5946
    @macaramiller5946 3 роки тому

    If the concentration decrease how do you know which order it is?

  • @Bot-tm7hs
    @Bot-tm7hs Рік тому

    What if it's a fraction?

  • @anasays589
    @anasays589 5 місяців тому

    What about 3rd order?

  • @hinawykhan2440
    @hinawykhan2440 4 роки тому

    Damn smart gurlll 😍
    Really informative..

  • @dannyvinton440
    @dannyvinton440 2 роки тому

    soooo helpful tysmm

  • @ДанагулАюбай
    @ДанагулАюбай 2 роки тому

    love your videos,thanks💘💘

  • @visa.v.edition6675
    @visa.v.edition6675 7 місяців тому

    Girl thank u🤍🤍🤍

  • @zub4516
    @zub4516 Рік тому

    Thank you for saving the chemistry test which I have to sit for in two hours : )

  • @TechnologyProTips
    @TechnologyProTips 2 роки тому

    This is the right way to teach, easy and simple

  • @alexandremueller6236
    @alexandremueller6236 Рік тому

    This helps so much. Wish my teacher would teach this

  • @sierraferry3095
    @sierraferry3095 2 роки тому

    so what happens when the rate is *2 and the [B] is *4?

    • @drofeng
      @drofeng Рік тому

      You may have found an answer already. By observation of 4^y = 2, y=1/2. Or by using logarithms, you would get 4^y = 2 or y*ln(4) = ln(2) -> y = ln(2)/ln(4) = 1/2
      In that case it would be a half order reaction with respect to B, and you may try to find an example of this type of reaction.

  • @mohammedal-hammadi5085
    @mohammedal-hammadi5085 2 роки тому

    Thank you so much, that's really helpful... I could not understand this at university, while everything is easy with your video 👌

  • @yohannagarcia6177
    @yohannagarcia6177 2 роки тому

    could you please explain where you are getting the numbers that are being multiplied? I'm a bit confused.

    • @melissamaribel
      @melissamaribel  2 роки тому

      Watch this video: ua-cam.com/video/liGCU9gaLcM/v-deo.html
      It goes over problems in more detail.

  • @pokalemahesh98
    @pokalemahesh98 2 роки тому

    From India

  • @shaheer_04
    @shaheer_04 10 місяців тому

    THANK YOU!

  • @supranmaharjan6940
    @supranmaharjan6940 4 роки тому

    Didn't get it🤔

  • @product_of_grace24
    @product_of_grace24 Рік тому

    4 years later and I am here to tell you, you are heaven sent!

  • @Choby.08
    @Choby.08 2 роки тому

    Thank you❤

  • @unknown-mn9wo
    @unknown-mn9wo 3 роки тому

    the video is short but soooooooooo useful thanks alot
    ! ^^

  • @sanasahar2019
    @sanasahar2019 2 роки тому

    amazing 😍

  • @abhisheksingh-uj1ui
    @abhisheksingh-uj1ui 4 місяці тому

    Omg❤❤❤

  • @johnmartin3275
    @johnmartin3275 Рік тому

    thanks

  • @hitmoshayuwalkari4710
    @hitmoshayuwalkari4710 2 роки тому

    Nice one |

  • @muhammadhussain1733
    @muhammadhussain1733 4 роки тому

    Wao Awesome Tricks
    Thank you

  • @yashkalia2311
    @yashkalia2311 3 роки тому

    Thanks

  • @vloggingwithhabiba..645
    @vloggingwithhabiba..645 2 роки тому

    You made this so simple for me .
    Thank you so much..