Cinética Química: Lei de Velocidade, Ordem Global e Constante Cinética | Química ENEM e Vestibulares

In this Chemical Kinetics lesson, I explain the Rate Law (Guldberg-Waage Law or Law of Mass Action), showing how to determine the rate equation of a chemical reaction and correctly interpret the exponents of the kinetic law. During the lesson, I cover fundamental concepts such as rate of consumption and formation, reaction order, overall order, kinetic constant, elementary reactions, reaction mechanism, and slow step. I also show how to find the exponents of the rate law in both elementary reactions and experimentally using the table method. In addition to the theoretical part, I solve complete examples involving comparison between experiments, determination of the reaction order, calculation of the kinetic constant (k), and analysis of the units of the constant. This lesson is extremely important for ENEM (Brazilian National High School Exam), traditional entrance exams, and General Chemistry and Physical Chemistry exams, especially in topics related to Chemical Kinetics. 🕒 Chapters: 00:00 Introduction 00:25 Initial Summary of Chemical Kinetics 01:43 Rate Law 04:23 Elementary Reaction 06:43 Reaction Mechanism and Slow Step 11:00 Experimental Method (Table) 22:44 Experimental Method (Table) - TRICK 25:09 Calculation of the Kinetic Constant 29:05 Unit of the constant k Auxiliary Videos: Chemical Kinetics Playlist:    • Cinética Química   Introduction to Chemical Kinetics:    • Cinética Química: Teoria das Colisões e Fa...   Average Reaction Rate and Graphical Analysis:    • Cinética Química: Velocidade da Reação, Fo...   Exercises on Average Rate and Rate Law (Part 1):    • Cinética Química - Exercícios Pt. 1 – Velo...   Average Speed ​​and Rate Law Exercises (Part 2):    • Cinética Química - Exercícios Pt. 2 – Velo...   Average Speed ​​and Rate Law Exercises (Part 3):    • Cinética Química - Exercícios Pt. 3 – Velo...   🔥 If this lesson helped you, leave a like and share the video. This greatly helps the channel to continue bringing complete Chemistry content for ENEM and university entrance exams! #chemistry #chemicalkinetics #rateofreaction #lawofmassaction #guldbergwaage #reactionorder #kineticconstant #physicalchemistry #enem #vestibular #chemistryenem #chemistryvestibular #chemicalreactions #ProfessorFelippeGarcia #ProfessorFelippeG #onlinechemistry #explainedchemistry #enem2026 #chemistrylessons #easychemistry #fuvest #unicamp #uerj #ita #ime