The Whole of AQA -QUANTITATIVE CHEMISTRY. GCSE Chemistry or Combined Science Revision Topic 3 for C1

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  • Опубліковано 2 жов 2024
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КОМЕНТАРІ • 133

  • @triplePunktf2
    @triplePunktf2 4 роки тому +704

    shoutout everyone doing last min revision, we will get through this together

  • @CivilWarrior123
    @CivilWarrior123 5 років тому +222

    Last min revision before school
    1.25x speed life

  • @Lolly74079
    @Lolly74079 6 років тому +254

    Timestamps:
    00:00 Introduction
    00:23 Measuring Reactions and Degrees of Uncertainty
    01:23 Concentration Equation
    01:50 Building Symbol Equations
    04:05 Relative Formula Mass
    04:49 Moles and the Mole Equation
    05:38 Reacting Masses
    08:54 Limiting Reactions and Reactants
    09:17 Percentage Yield
    09:54 Atom Economy
    10:33 Titration Method
    11:16 Titration Calculations
    11:35 Moles of Gases
    11:44 Maths (The Chemistry Bits) Book Advertisement
    12:06 Outro

    • @d_a7476
      @d_a7476 6 років тому +6

      Thank you !!

    • @vixenkitty7942
      @vixenkitty7942 5 років тому +4

      Lord Mang0 why focus on that but when you can focus on the fact he helped us ☺️

    • @naomib4016
      @naomib4016 3 роки тому +3

      omg you did this on the last video i watched, i actually love you

    • @thesun4613
      @thesun4613 3 роки тому +2

      Pin this!

    • @josiemanders7652
      @josiemanders7652 3 роки тому +1

      Thank you, you are making my revision an absolute dream!!!

  • @dariusoladipo4463
    @dariusoladipo4463 6 років тому +92

    For percentage yield, you have to times by 100 after dividing the actual and theoretical yields from one another, to actually get the percentage

  • @riskytuas5411
    @riskytuas5411 7 місяців тому +3

    i got u now i got 65 i my mocks thanks to u

    • @Primrose_Kitten
      @Primrose_Kitten  7 місяців тому +2

      Amazing - that's down to your hard work and commitment too!

  • @manav2882
    @manav2882 5 років тому +70

    omg thank you, I compiled a list from my notes of things I didn't understand at first glance I've learned all that; and due to poor performance in the quantitative section of my chemistry mock, I'm here a day before my exam trying to learn it!

  • @riohunter1905
    @riohunter1905 3 роки тому +72

    This was super useful!!! Thanks so much and big up everyone who is doing their revision for 2021 exams through the hard times

  • @emmachandler8443
    @emmachandler8443 5 років тому +34

    This is the morning of my mock kms

  • @bobdavey6088
    @bobdavey6088 3 роки тому +4

    Thank you so much, I needed to learn quantitave chemistry before I go to school tomorrow. This honestly helped me out a lot.
    Thanks 🥺

  • @Jesuslovesyouyou
    @Jesuslovesyouyou 7 місяців тому +3

    John 3.16
    For God so loved the world, that He gave His only son, so that whoever believes in Him, will never die but have everlasting life ❤❤❤❤

  • @scarlett8562
    @scarlett8562 4 роки тому +2

    We did this topic during quarantine and I didn't understand a single bit, but you make it look so easy! Thank you!!!!

  • @renojoseph4343
    @renojoseph4343 Рік тому +5

    My gcse are in 3 years. Already started preparing

  • @harrypatel7805
    @harrypatel7805 6 років тому +46

    At 5:21 it's not 6x10^23 it actually is 6.02x10^23.This is for accuracy marks.

    • @danielanastuta4972
      @danielanastuta4972 5 років тому

      Harry Patel do I have to remember that?

    • @Egm222
      @Egm222 5 років тому +2

      Daniela Nastuta yeah

    • @Raja-iq5pn
      @Raja-iq5pn 4 роки тому

      this is so minute.

    • @bertiee3701
      @bertiee3701 2 роки тому

      actually its 6.022x10^23

    • @zaynubbutt9042
      @zaynubbutt9042 2 роки тому

      @@bertiee3701 Actually, in the exams, for GCSE, they tell you to use 6x10^23

  • @niadavies_655
    @niadavies_655 Рік тому +8

    People who have their chemistry paper today ------>

  • @mollyfoley3
    @mollyfoley3 6 років тому +28

    Yay, mock tomorrow but I’m not actually feeling too stressed. Thank you!!

  • @bintimranhameed2817
    @bintimranhameed2817 7 років тому +10

    Hey miss
    I appreciate u r very busy doing awesome stuff but i was just wondering when the other whole topic videos will be out for aqa chemistry
    Thank u for all your help😊😊

  • @priyadutt6224
    @priyadutt6224 5 років тому +15

    i thought when you calculate the Mr you don't use the co-efficents (the large numbers)?

    • @sungii
      @sungii 4 роки тому +1

      Priya Dutt yeah you dont

    • @ayisasirek7790
      @ayisasirek7790 4 роки тому +1

      Same I am confusionnn....

    • @alishahussain554
      @alishahussain554 4 роки тому

      You use the big numbers to find out how many atoms of that element there are. For example 2H would mean there are two hydrogens so you would multiply Hydrogens AR by two

    • @bluemacaroons
      @bluemacaroons 3 роки тому

      @@alishahussain554 so she shouldn’t have done that for this?

  • @catherinegregson1717
    @catherinegregson1717 6 років тому +36

    Chemistry GCSE paper 1 tomorrow.. this is going to hep a lot!

    • @aksi2k861
      @aksi2k861 6 років тому +1

      Yeah.I'm failing science for sure :D

    • @samuelhawksworth1923
      @samuelhawksworth1923 5 років тому +3

      I’m doing your gcse now as a mock so any help?

  • @heyitsthetwins1831
    @heyitsthetwins1831 7 років тому +13

    This was really helpful & a great way to re-go over this topic as we did it last year so thank you! ☺️🐱

  • @oliver1803
    @oliver1803 6 років тому +4

    Thanks so. Much I really need this

  • @monicafamoustiktokers9238
    @monicafamoustiktokers9238 2 роки тому +2

    Literally got an exam in a few hours doing last min revision😭

  • @kite1310
    @kite1310 2 роки тому +4

    i have my mocks in abt 30minutes and i am omw to school right now while doing last minute revision. good luck to all who are doing tests

  • @Sup7569
    @Sup7569 2 роки тому +2

    Measure mass or volume of a reactant by collecting products in gas syringe or balance
    Degree of uncertainty
    Concentration: amount divide by volume
    Moles/dm3 =moles volume
    dm3

  • @joellaw6714
    @joellaw6714 5 років тому +6

    Holy cow this is useful

  • @crybabyy2005
    @crybabyy2005 2 роки тому +5

    2022 squad where are you

  • @lucyalexander5649
    @lucyalexander5649 5 років тому +5

    This was so helpful! Thanks so much :)

  • @piersoconnorjalaba1110
    @piersoconnorjalaba1110 6 років тому +5

    This was really helpful, thank you!

  • @bob-fq5ds
    @bob-fq5ds Місяць тому

    For reacting masses the method you showed us can i use that for any other question?

  • @francescas07
    @francescas07 11 місяців тому +1

    WTF DOES ANY OF THIS MEAN I HATE CHEMISTRY SM I CANT DO THIS ANYMORE

    • @97428
      @97428 10 місяців тому

      FR IM GONNA CRY

  • @boyahmed6385
    @boyahmed6385 Рік тому

    can someone explain why at 2:46 chlorine gets 2 ?

  • @tedb0548
    @tedb0548 2 роки тому +1

    This is so boring how do people want to do this

    • @Primrose_Kitten
      @Primrose_Kitten  2 роки тому

      just wait until you see how long hte A-Level version are!

  • @jnln
    @jnln 6 років тому +3

    Mock tomorrow thank god I’ve found something good for it!

  • @fluffy_creature2613
    @fluffy_creature2613 5 років тому +1

    I dont understand shit

  • @catfanyt2036
    @catfanyt2036 3 роки тому

    Thanks for the help!

  • @jamieparker5791
    @jamieparker5791 4 роки тому +2

    *6.02x10(power of)23

  • @K18-m8j
    @K18-m8j 6 років тому +3

    Mock tomorrow 😫😢

  • @firedragonosis
    @firedragonosis 6 років тому +1

    thank you

  • @jennydillon2752
    @jennydillon2752 5 років тому +3

    so helpful thank you

  • @LH-sh2tz
    @LH-sh2tz 3 роки тому

    2:21 how do u know that it’s salt and how do u know if they are +2

  • @incognitooooooooooooo123spy
    @incognitooooooooooooo123spy 3 роки тому

    last minute revision before chemistry end of year exam-

  • @caitlinanne2414
    @caitlinanne2414 4 роки тому +2

    is this useful for foundation??

    • @Primrose_Kitten
      @Primrose_Kitten  4 роки тому

      Hi Caitlin Anne, this covers both the content for combined science and separate science at both foundation and higher tier. If you're not sure which bit is which then I suggest you get my FREE revision guide from my website www.primrosekitten.com/collections which has everything clearly laid out for you

  • @ismaeelmahmood6103
    @ismaeelmahmood6103 6 років тому +2

    GCSE Chemistry tomorrow

  • @parvathimenon8790
    @parvathimenon8790 4 роки тому +1

    hi does combined science students need to revise percentage yield and atom economy? and thank you so much for all the work you put in, I went from 5s to 7s and its all thanks to you!! so thank you so so much.

    • @Primrose_Kitten
      @Primrose_Kitten  4 роки тому

      Hi Uke, this covers both the content for combined science and separate science at both foundation and higher tier. If you're not sure which bit is which then I suggest you get my FREE revision guide by signing up to my mailing list here mailchi.mp/161c4e43b8bf/primrosekitten and get workbooks from www.primrosekitten.com/collections which has everything clearly laid out for you

  • @coriolis4761
    @coriolis4761 4 роки тому +1

    The dislikes are from the brain boxes

  • @angelicaalmeida4905
    @angelicaalmeida4905 5 років тому +1

    yield was spelt wrong I'm pretty sure theoretical was spelled wrong too also percentage yield duhhh its percentage so you would have to times it by 100!!

    • @Primrose_Kitten
      @Primrose_Kitten  5 років тому +5

      Hi Angelica A, making these videos takes a lot of time and effort, I do this so I can help as many students as possible achieve the best grade they can. I'm sorry you don't find my channel helpful. I struggle severely with dyslexia, this means writing such long videos, with long complicated words in, is extremely difficult for me.
      For more information on Dyslexia www.nhs.uk/conditions/dyslexia/
      Full response ua-cam.com/video/Q5Cl1xrz2EA/v-deo.html

    • @angelicaalmeida4905
      @angelicaalmeida4905 5 років тому +1

      Oh I’m sorry, I do find your videos extremely helpful the spellings mistakes are just a pet peeve . ❤️❤️

  • @markhanna3002
    @markhanna3002 9 місяців тому

    Watch out with atom economy - it's not just the relative Mr of the substances in the formula. You need to take account of the balancing numbers as well.

  • @Gracious_123
    @Gracious_123 2 роки тому

    For some people a mole may be 6.02x10 to the power of 23 (just saying this so you guys don’t make a huge mistake)

  • @claudiagranata7825
    @claudiagranata7825 6 років тому +1

    wait for titrations what indicator do you use?

    • @Primrose_Kitten
      @Primrose_Kitten  6 років тому +1

      you can use methyl orange or phenolphthalein

  • @TheRodiscumbag
    @TheRodiscumbag 6 років тому +1

    For the percentage yield wouldnt you have to time it by a hundred afterwards if you want to get the actual percentage?

  • @TaydenF06
    @TaydenF06 2 роки тому

    This lady can discuss a whole topic in twelve minutes my teacher takes 2 hours

  • @ottoturner9907
    @ottoturner9907 3 роки тому

    I think you just saved me from failing GCSE chemistry lol

  • @piscesprincess3692
    @piscesprincess3692 7 років тому +3

    The hydrogen peroxide part....i get the whole balancing but then i dont understand why youre multiplying / adding / dividing etc someone explain please. Is there an equation or formula that goes with it?

    • @blaze56701
      @blaze56701 6 років тому +1

      cici dilaurentis because the question asks how much oxygen is given off from 40.8g of hydrogen peroxide so you have to workout how much oxygen is given off as a product

  • @hyx6817
    @hyx6817 2 роки тому +1

    thanks

  • @Q_RESH1
    @Q_RESH1 2 роки тому

    2:51 how do you know how many ions are in them?

  • @slix5953
    @slix5953 Рік тому +1

    is this triple higher?

    • @Primrose_Kitten
      @Primrose_Kitten  Рік тому +2

      Hi Slix, this covers both the content for combined science and separate science at both foundation and higher tier. If you're not sure which bit is which, then I suggest you get my FREE revision guide by signing up to my mailing list here mailchi.mp/161c4e43b8bf/primrosekitten and get workbooks from www.primrosekitten.com/collections which has everything clearly laid out for you

    • @slix5953
      @slix5953 Рік тому

      @@Primrose_Kitten Alright, thanks for the workbook links :)

  • @jelly8931
    @jelly8931 3 роки тому

    my end of year is tomorrow

  • @yungthug3009
    @yungthug3009 2 роки тому

    Percentage yield = actual yield/theoretical x100

  • @ryandaly6769
    @ryandaly6769 3 роки тому

    Why so quiet?????

  • @dimahferdous6861
    @dimahferdous6861 3 роки тому

    Nice

  • @emiltinaa6531
    @emiltinaa6531 2 роки тому

    no bc my chem exam starts in 10mins

  • @johnc9505
    @johnc9505 3 роки тому

    ** yield not yeild - but anyways v helpful - im so scared for my mock- in 2 hours !!!!

  • @meganmacquarrie1491
    @meganmacquarrie1491 3 роки тому

    Can I use this for triple science higher?

  • @jackfrancis4528
    @jackfrancis4528 4 роки тому

    You spelt 'yield' wrong

    • @Primrose_Kitten
      @Primrose_Kitten  4 роки тому +7

      Hi Mr Tumble, making these videos takes a lot of time and effort, I do this so I can help as many students as possible achieve the best grade they can. I'm sorry you don't find my channel helpful. I struggle severely with dyslexia, this means writing such long videos, with long complicated words in, is extremely difficult for me.
      For more information on Dyslexia www.nhs.uk/conditions/dyslexia/
      Full response ua-cam.com/video/Q5Cl1xrz2EA/v-deo.html