Chemical adda
Chemical adda
  • Видео 123
  • Просмотров 542 020
Overall Heat Transfer Coefficient | Individual Heat Transfer Coefficient |Convection@chemicaladda
Hello friends in this video we will discuss
Overall Heat Transfer Coefficient @Chemical adda
Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL
Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h3u8OBzEdJdCdEVglh8&si=uLOeETR2NMhfcZzj
Link of Heat transfer operation videos ruclips.net/p/PLfrOMGHm0YK51GVH0HihNTgZDOD-pXQbA&si=RsE1YZdD6gn0FVz2
Link for Mass transfer operations videos ruclips.net/p/PLfrOMGHm0YK4jJwQSoDGT-vD6edcZMAcS&si=tR7F1QLBltVWP_60
Link for Chemical reaction engineering videos ruclips.net/p/PLfrOMGHm0YK5hDwm1Iye5Dl6PeRy2qJ0R&si=wivZUb3WNW1iLP6F
Link for Distillation videos ruclips.net/p/PLfrOMGHm0YK5BIRdvauz...
Просмотров: 138

Видео

Variable Volume Batch Reactor | Integrated Rate Equation for Zero Order Reaction @chemicaladda8:02Variable Volume Batch Reactor | Integrated Rate Equation for Zero Order Reaction @chemicaladda
Variable Volume Batch Reactor | Integrated Rate Equation for Zero Order Reaction @chemicaladda
Просмотров 83Месяц назад
Hello friends in this video we will discuss What is the Integration Rate Equation for Zero Order Reaction For Variable Volume Batch Reactor @Chemical adda Click here to join watsup channel whatsapp.com/channel/0029VannQS3IiRp19OdiVz0Y Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfr...
Variable Volume Batch Reactor | Rate of change of disappearance of reactant A @chemicaladda9:31Variable Volume Batch Reactor | Rate of change of disappearance of reactant A @chemicaladda
Variable Volume Batch Reactor | Rate of change of disappearance of reactant A @chemicaladda
Просмотров 127Месяц назад
Hello friends in this video we will discuss What is the VARIABLE VOLUME BATCH REACTOR RATE OF REACTION FOR COMPONENT I RATE OF DISAPPEARANCE OF REACTANT A @Chemical adda Click here to join watsup channel whatsapp.com/channel/0029VannQS3IiRp19OdiVz0Y Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruc...
Vapor compression refrigeration system | Chemical engineering thermodynamics @chemicaladda16:26Vapor compression refrigeration system | Chemical engineering thermodynamics @chemicaladda
Vapor compression refrigeration system | Chemical engineering thermodynamics @chemicaladda
Просмотров 912 месяца назад
Hello friends in this video we will discuss What is the vapor compression refrigeration cycle What is the working principle of it. What are the components How it works What is the coefficient of performance What are the applications And what are the advantages and disadvantages of, vapor compression refrigeration system @Chemical adda Click here to join watsup channel whatsapp.com/channel/0029V...
Critical thickness of insulation | Critical radius of insulation@chemicaladda11:08Critical thickness of insulation | Critical radius of insulation@chemicaladda
Critical thickness of insulation | Critical radius of insulation@chemicaladda
Просмотров 1812 месяца назад
Hello friends in this video we will discuss What is critical radius of insulation/ critical thickness of insulation and formula for determining it and why it is necessary to know critical radius of insulation@Chemical adda Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h...
Heat transfer through the sphere @chemicaladda7:43Heat transfer through the sphere @chemicaladda
Heat transfer through the sphere @chemicaladda
Просмотров 1242 месяца назад
Hello friends in this video we will discuss Heat transfer through a sphere and formula for determining heat transfer through a sphere @Chemical adda Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h3u8OBzEdJdCdEVglh8&si=uLOeETR2NMhfcZzj Link of Heat transfer operation vid...
Heat transfer through a pipe wall @chemicaladda8:21Heat transfer through a pipe wall @chemicaladda
Heat transfer through a pipe wall @chemicaladda
Просмотров 2333 месяца назад
Hello friends in this video we will discuss Heat transfer through a pipe wall and formula for determining heat transfer through a pipe wall @Chemical adda Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h3u8OBzEdJdCdEVglh8&si=uLOeETR2NMhfcZzj Link of Heat transfer operati...
Heat transfer through a composite plane wall @chemicaladda9:24Heat transfer through a composite plane wall @chemicaladda
Heat transfer through a composite plane wall @chemicaladda
Просмотров 933 месяца назад
Hello friends in this video we will discuss Heat transfer through a composite plane walll and formula for determining heat transfer through a composite plane wall @Chemical adda Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h3u8OBzEdJdCdEVglh8&si=uLOeETR2NMhfcZzj Link o...
Heat transfer through the plane wall5:56Heat transfer through the plane wall
Heat transfer through the plane wall
Просмотров 2534 месяца назад
Hello friends in this video we will discuss Heat transfer through a plane walll and formula for determining heat transfer through a plane wall @Chemical adda Link of heat exchanger videos ruclips.net/p/PLfrOMGHm0YK4M1Llpvrvs1bhD-tPpS3Bz&si=fTxgXXMt7msBUrzL Link of Shell and tube heat exchanger videos ruclips.net/p/PLfrOMGHm0YK6w5h3u8OBzEdJdCdEVglh8&si=uLOeETR2NMhfcZzj Link of Heat transfer oper...
Classification of Fluid | compressible and Incompressible fluid | Newtonian and Non Newtonian fluid7:54Classification of Fluid | compressible and Incompressible fluid | Newtonian and Non Newtonian fluid
Classification of Fluid | compressible and Incompressible fluid | Newtonian and Non Newtonian fluid
Просмотров 9812 года назад
Hello friends in this video we will discuss the classification of fluid The difference between ideal and real fluid Difference between compressible and incompressible fluid Difference between Newtonian and Non-Newtonian fluid Then lastly what are the different types of Non- Newtonian fluid @Chemical adda Click here to join watsup channel whatsapp.com/channel/0029VannQS3IiRp19OdiVz0Y #classifica...
Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law | x y plot7:32Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law | x y plot
Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law | x y plot
Просмотров 7 тыс.2 года назад
Hello friends in this video we will discuss How to compute vapor-liquid equilibrium data by using Raoult’s law and Dalton’s law And How to construct T x y diagram @chemicaladda Click here to join watsup channel whatsapp.com/channel/0029VannQS3IiRp19OdiVz0Y McCabe Thiele method, How to calculate the number of trays, Example 1 ruclips.net/video/rnTL-wMhsWk/видео.html McCabe Thiele method ruclips....
Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law5:35Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law
Distillation | T x y plot | Vapor liquid equilibrium data using Raoult's and Dalton's law
Просмотров 2,6 тыс.2 года назад
Hello friends in this video we will discuss How to compute vapor-liquid equilibrium data by using Raoult’s law and Dalton’s law And How to construct T x y diagram Click here to join watsup channel whatsapp.com/channel/0029VannQS3IiRp19OdiVz0Y McCabe Thiele method, How to calculate the number of trays, Example 1 ruclips.net/video/rnTL-wMhsWk/видео.html McCabe Thiele method ruclips.net/video/yCGH...
McCabe Thiele method, How to calculate number of trays, Minimum reflux ratio, Example 410:58McCabe Thiele method, How to calculate number of trays, Minimum reflux ratio, Example 4
McCabe Thiele method, How to calculate number of trays, Minimum reflux ratio, Example 4
Просмотров 14 тыс.2 года назад
Example no- 5 How to calculate the number of trays using McCabe Thiele method Minimum reflux ratio Minimum number of trays McCabe Thiele method, How to calculate the number of trays, Example 1 ruclips.net/video/rnTL-wMhsWk/видео.html McCabe Thiele method ruclips.net/video/yCGHa1k5iEI/видео.html Boiling point diagram ruclips.net/video/yR6cG3Q8Mis/видео.html Equilibrium curve ruclips.net/video/3d...
Characteristic curves of Pump | Part 3 | Affinity laws of pump | Centrifugal pump5:35Characteristic curves of Pump | Part 3 | Affinity laws of pump | Centrifugal pump
Characteristic curves of Pump | Part 3 | Affinity laws of pump | Centrifugal pump
Просмотров 9452 года назад
Hello everyone welcome back to my RUclips channel chemicaladda Here in this video we will discuss Characteristic curves of Pump Affinity laws of pump Components of Centrifugal Pump working of centrifugal Pump advantages of centrifugal pump disadvantages of centrifugal pump #centrifugalpump #characteristiccurvesofpump #chemicalengineering Please watch Integrated rate equation for nth Order React...
Centrifugal Pump | Part 2 | Components of Centrifugal Pump6:19Centrifugal Pump | Part 2 | Components of Centrifugal Pump
Centrifugal Pump | Part 2 | Components of Centrifugal Pump
Просмотров 4612 года назад
Hello everyone welcome back to my RUclips channel chemicaladda Here in this video we will discuss Centrifugal Pump Components of Centrifugal Pump working of centrifugal Pump advantages of centrifugal pump disadvantages of centrifugal pump #centrifugalpump #workingofcentrifugalpump #chemicalengineering Please watch Integrated rate equation for nth Order Reaction ruclips.net/video/8ZfMN2a7Z0k/вид...
Centrifugal Pump | Part 1 | Components of Centrifugal Pump8:57Centrifugal Pump | Part 1 | Components of Centrifugal Pump
Centrifugal Pump | Part 1 | Components of Centrifugal Pump
Просмотров 5722 года назад
Centrifugal Pump | Part 1 | Components of Centrifugal Pump
Classification of Pump | Capacity of Pump6:44Classification of Pump | Capacity of Pump
Classification of Pump | Capacity of Pump
Просмотров 7312 года назад
Classification of Pump | Capacity of Pump
Integrated Rate Equation for third Order Reaction | Third Order Reaction | CRE6:01Integrated Rate Equation for third Order Reaction | Third Order Reaction | CRE
Integrated Rate Equation for third Order Reaction | Third Order Reaction | CRE
Просмотров 1,9 тыс.2 года назад
Integrated Rate Equation for third Order Reaction | Third Order Reaction | CRE
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is not equal)6:01Integrated Rate Equation for second Order Reaction (initial concentration of reactants is not equal)
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is not equal)
Просмотров 1,3 тыс.2 года назад
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is not equal)
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is equal)6:55Integrated Rate Equation for second Order Reaction (initial concentration of reactants is equal)
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is equal)
Просмотров 2,1 тыс.2 года назад
Integrated Rate Equation for second Order Reaction (initial concentration of reactants is equal)
Integrated Rate Equation for first Order Reaction | First Order Reaction | CRE6:36Integrated Rate Equation for first Order Reaction | First Order Reaction | CRE
Integrated Rate Equation for first Order Reaction | First Order Reaction | CRE
Просмотров 9922 года назад
Integrated Rate Equation for first Order Reaction | First Order Reaction | CRE
Integrated Rate Equation for zero Order Reaction | Order of Reaction | Chemical Reaction Engineering4:07Integrated Rate Equation for zero Order Reaction | Order of Reaction | Chemical Reaction Engineering
Integrated Rate Equation for zero Order Reaction | Order of Reaction | Chemical Reaction Engineering
Просмотров 5202 года назад
Integrated Rate Equation for zero Order Reaction | Order of Reaction | Chemical Reaction Engineering
Integrated Rate Equation for nth Order Reaction | Order of Reaction | Chemical Reaction Engineering3:21Integrated Rate Equation for nth Order Reaction | Order of Reaction | Chemical Reaction Engineering
Integrated Rate Equation for nth Order Reaction | Order of Reaction | Chemical Reaction Engineering
Просмотров 1 тыс.2 года назад
Integrated Rate Equation for nth Order Reaction | Order of Reaction | Chemical Reaction Engineering
Arrhenius Equation | Activation Energy | Chemical Reaction Engineering6:57Arrhenius Equation | Activation Energy | Chemical Reaction Engineering
Arrhenius Equation | Activation Energy | Chemical Reaction Engineering
Просмотров 1,3 тыс.2 года назад
Arrhenius Equation | Activation Energy | Chemical Reaction Engineering
Venturi Meter | Working of Venturi Meter | Venturi Meter Equation6:53Venturi Meter | Working of Venturi Meter | Venturi Meter Equation
Venturi Meter | Working of Venturi Meter | Venturi Meter Equation
Просмотров 1,5 тыс.2 года назад
Venturi Meter | Working of Venturi Meter | Venturi Meter Equation
Shell side and Tube side Pass | 1 2 Shell and Tube Heat Exchanger4:07Shell side and Tube side Pass | 1 2 Shell and Tube Heat Exchanger
Shell side and Tube side Pass | 1 2 Shell and Tube Heat Exchanger
Просмотров 15 тыс.2 года назад
Shell side and Tube side Pass | 1 2 Shell and Tube Heat Exchanger
Selection Criteria for Shell side and Tube side Fluid | Shell and Tube Heat Exchanger |Heat Transfer1:43Selection Criteria for Shell side and Tube side Fluid | Shell and Tube Heat Exchanger |Heat Transfer
Selection Criteria for Shell side and Tube side Fluid | Shell and Tube Heat Exchanger |Heat Transfer
Просмотров 1,4 тыс.2 года назад
Selection Criteria for Shell side and Tube side Fluid | Shell and Tube Heat Exchanger |Heat Transfer
Baffles | Shell and Tube Heat Exchanger | Types of Baffles6:37Baffles | Shell and Tube Heat Exchanger | Types of Baffles
Baffles | Shell and Tube Heat Exchanger | Types of Baffles
Просмотров 8 тыс.2 года назад
Baffles | Shell and Tube Heat Exchanger | Types of Baffles
Types of Tube Pitch | Shell and Tube Heat Exchanger | Heat Exchanger1:38Types of Tube Pitch | Shell and Tube Heat Exchanger | Heat Exchanger
Types of Tube Pitch | Shell and Tube Heat Exchanger | Heat Exchanger
Просмотров 4,8 тыс.2 года назад
Types of Tube Pitch | Shell and Tube Heat Exchanger | Heat Exchanger
Tube Pitch and clearance | Shell and tube heat exchanger | Heat transfer operations0:59Tube Pitch and clearance | Shell and tube heat exchanger | Heat transfer operations
Tube Pitch and clearance | Shell and tube heat exchanger | Heat transfer operations
Просмотров 2 тыс.2 года назад
Tube Pitch and clearance | Shell and tube heat exchanger | Heat transfer operations

Комментарии

  • @godox01025
    @godox01025 День назад

    please bring ponchon savirats method......please need it

  • @selcukgungor2278
    @selcukgungor2278 11 дней назад

    I dont like the speaker. You should change it. Its very robotic and dont feel appropriate.

  • @abdulmoiz08
    @abdulmoiz08 14 дней назад

    .

  • @ranahiren2831
    @ranahiren2831 Месяц назад

    Linde liquefaction cycle

  • @vanisham3937
    @vanisham3937 Месяц назад

    Adra semma explanation great thalaiva

  • @MuhammadAbdullah-i6r
    @MuhammadAbdullah-i6r Месяц назад

    Sir mana chemical engineering ka diploma karan hy to mara chemistry ka entry test hy matric base per to ma kaha sy tari karo please sir guide me

  • @sabrinasultana2970
    @sabrinasultana2970 Месяц назад

    ❤❤❤

  • @HungNguyen-qn2tx
    @HungNguyen-qn2tx Месяц назад

    From TKS with ❤

  • @ranahiren2831
    @ranahiren2831 Месяц назад

    Differential method of finding the rate of reaction

  • @ranahiren2831
    @ranahiren2831 Месяц назад

    ❤

    • @chemicaladda
      @chemicaladda Месяц назад

      Please share this video with your friends

  • @OliviaPatch-Stevenson-fz9sg
    @OliviaPatch-Stevenson-fz9sg Месяц назад

    Background music is too loud and distracting from the subject matter.

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    ❤

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Playlist of integrated rate equation ruclips.net/p/PLfrOMGHm0YK4CC8pFX01T8NA1LX0r5TX4&si=s4XNpbKsuy-ijj2x

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    And introduce to reactor

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    In that Interpretion of batch reactor

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Interpretation of batch reactor ruclips.net/video/eN8hLU2fhBM/видео.htmlsi=b2yvIPhdN1XDh_jZ

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    Good ❤ CHEMICAL REACTION ENGINEERING??

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    Hey Brother Make the video of Chemical reaction engineering Interpretion of batch reactor

    • @ranahiren2831
      @ranahiren2831 2 месяца назад

      As soon as possible

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Please click the link ruclips.net/p/PLfrOMGHm0YK5hDwm1Iye5Dl6PeRy2qJ0R&si=Q50NnYD245HjBlHo This is link of playlist of chemical reaction engineering Here you will get video on interpretation of batch reactor

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Please click the link here for interpretation of batch reactor ruclips.net/video/eN8hLU2fhBM/видео.htmlsi=NR48cjLTQAyruFX9

  • @AshutoshRana-t7g
    @AshutoshRana-t7g 2 месяца назад

    Nice explanation

  • @Mbostudio
    @Mbostudio 2 месяца назад

    Very informative video

  • @ranahiren2831
    @ranahiren2831 2 месяца назад

    Make the video on Thermodynamics and chemical reaction engineering

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Sure..can you please tell which topic

    • @ranahiren2831
      @ranahiren2831 2 месяца назад

      Linde liquefaction cycle And refrigeration cycles all one

    • @ranahiren2831
      @ranahiren2831 2 месяца назад

      Absorber refrigeration cycle Vapour compression cycle in throttling valve and expansion engine Carnot refrigeration cycle

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Ok...sure

    • @chemicaladda
      @chemicaladda 2 месяца назад

      Click the link for Vapor compression refrigeration system ruclips.net/video/Zyx1EB3vt1Y/видео.htmlsi=P8n8Unq-6C-cUUGf

  • @m.w7848
    @m.w7848 3 месяца назад

    Thank u

    • @chemicaladda
      @chemicaladda 3 месяца назад

      Welcome.. keeping watching

  • @ranahiren2831
    @ranahiren2831 3 месяца назад

    Good 👍😊

  • @Perry-Chem
    @Perry-Chem 3 месяца назад

    Please which book contains all these questions?

    • @chemicaladda
      @chemicaladda 3 месяца назад

      Click the link.: - amzn.to/4cPypu1, amzn.to/4dMzfbA

  • @DevendarBanoth-p8r
    @DevendarBanoth-p8r 3 месяца назад

    Sum of the power of concentration in a rate expression is called order of that chemical reaction sir

  • @YashBhadve
    @YashBhadve 3 месяца назад

    Bahi Hindi May Bola karo Please...

  • @Regulus-js8lb
    @Regulus-js8lb 4 месяца назад

    Nice video... The background music was totally unnecessary though, would have done just fine without it

  • @MaUfender
    @MaUfender 4 месяца назад

    thanks man. preparing for what may be my final test ever in uni tomorrow!

  • @bharathi0606
    @bharathi0606 5 месяцев назад

    Thanks 😊

  • @msuperisi
    @msuperisi 5 месяцев назад

    Thank you very much I really needed that ❤

  • @keerthanavadivel1
    @keerthanavadivel1 5 месяцев назад

    please post videos on leaching and adsorption

  • @YoCinematics
    @YoCinematics 6 месяцев назад

    Just Wow😊

  • @shadedway5277
    @shadedway5277 6 месяцев назад

    There should not be a distillation video in my RUclips feed during the off season Suffice it to say, 👍

  • @kimteka9072
    @kimteka9072 6 месяцев назад

    What is your reference sir ? If you can give the title of book

  • @shnoalimhamadkaram1594
    @shnoalimhamadkaram1594 6 месяцев назад

    please answear me becouse l will have a midterm exam 😪

  • @shnoalimhamadkaram1594
    @shnoalimhamadkaram1594 6 месяцев назад

    Hi sir please i need your help how can l draw trigonal in the cerve for finding number of the trays ,becouse if i draw trigonal by small way at the result we get high amount of tray but if i draw the trigonals by large way we get the high number of tray,at this now i wanna learn how can i draw the trays by small way or large

  • @hiteshupadhyay5802
    @hiteshupadhyay5802 6 месяцев назад

    Pls check xf

  • @yadhukrishnakyadhukrishnak8550
    @yadhukrishnakyadhukrishnak8550 6 месяцев назад

    I couldn't understand anything about this passes and this numbering system of heat exchanger in my college lecture but you vedio lecture helped me well to understand the concept thank you.

  • @chelseodende3211
    @chelseodende3211 6 месяцев назад

    Such a VERY CLEAR VIDEO, THANK YOUUUU SO MUCH

  • @ramankumarlaldas8697
    @ramankumarlaldas8697 6 месяцев назад

    Thank you!!

  • @shnoalimhamadkaram1594
    @shnoalimhamadkaram1594 6 месяцев назад

    Amazing❤❤

  • @shnoalimhamadkaram1594
    @shnoalimhamadkaram1594 6 месяцев назад

    Thaks alot you explained it by amazing way thank you again.

  • @TsigeSelemon
    @TsigeSelemon 7 месяцев назад

    Nice explanation

  • @sifichiraz
    @sifichiraz 7 месяцев назад

    Thunkkkks

  • @mohammadsalman5297
    @mohammadsalman5297 7 месяцев назад

    Very nice, Thanks

  • @anudariunenundrakh4957
    @anudariunenundrakh4957 8 месяцев назад

    nice

  • @abdulazizuk3464
    @abdulazizuk3464 8 месяцев назад

    please remove the music

  • @sanika6916
    @sanika6916 9 месяцев назад

    Thankyou

  • @Funnwithus-e7o
    @Funnwithus-e7o 9 месяцев назад

    Sir how can calculate area in graph?

  • @MillanMulindi
    @MillanMulindi 9 месяцев назад

    Helpful

  • @princessjoseph4511
    @princessjoseph4511 10 месяцев назад

    Wow...Soo understandable and helpful ❤️

  • @chemicalsubject767
    @chemicalsubject767 10 месяцев назад

    ❤