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Professor Dave Explains
Strecker Amino Acid Synthesis
Amino acids, nature makes them, and humans have been making them as well since 1850. The first lab synthesis of amino acids was reported by Adolph Strecker, so it's called the Strecker amino acid synthesis, and despite being so ancient...
msvgo
Importance of chemistry
It explains various uses of the branch chemistry in the various fields.
Curated Video
Introduction to Reaction Profiles: Exothermic and Endothermic Reactions and Activation Energy
This video provides an overview of reaction profiles, explaining the concepts of exothermic and endothermic reactions, as well as activation energy. The presenter defines each of these terms, provides examples of each type of reaction,...
Curated Video
Methods for Determining Oxygen Content in Air
This video discusses three different methods that can be used to determine the amount of oxygen in the atmosphere. The speaker explains the importance of oxygen and its role in respiration, burning fuels, and obtaining useful products...
Curated Video
Introduction to Reversible Reactions and Equilibrium
This video explains the concept of reversible chemical reactions. It starts by introducing reversible reactions and providing an example of the reaction between ammonium chloride, ammonia, and hydrogen chloride. The video then explains...
Curated Video
Understanding the Greenhouse Effect and Human Impact on Climate Change
The video discusses the greenhouse effect and how it works in the Earth's atmosphere. It explains how greenhouse gases such as carbon dioxide and methane absorb long-wavelength infrared and re-emit it, increasing the temperature of the...
Catalyst University
Hydrohalogenation: Theory, Mechanism, Examples
Hydrohalogenation: Theory, Mechanism, Examples
The Backyard Scientist
How to Make an Aluminum Foundry - Backyard Scientist
How to Make an Aluminum Foundry - It was about time to make this video!<br/>
The Backyard Scientist
Reaction between copper II chloride and H2O2
Copper chloride acts as a catalyst decomposing the hydrogen peroxide. May also form copper oxychloride copper I oxide, and copper I chloride
Catalyst University
Anatomy - The Inguinal Ligament & Inguinal Canal
In this video, we explore the following:<br/>
[1] anatomy of the inguinal ligamen<br/>t and canal
[2]<br/> Hesselbach's triangle
[3] basics of inguinal hernias
[1] anatomy of the inguinal ligamen<br/>t and canal
[2]<br/> Hesselbach's triangle
[3] basics of inguinal hernias
Mediacorp
Exploring Organic Farming and Community Tourism in Vietnam
This video investigates the successes of local farmers in Hoi An, Vietnam, and the uses of special pesticide-free fertilizer. <br/>
The Heart of ASEAN: episode 4, part 2/11
The Heart of ASEAN: episode 4, part 2/11
Curated Video
Introduction to Nanoparticles: Size, Properties, and Applications
This video explains what nanoparticles are and how their small size affects their physical and chemical properties, particularly in relation to their surface area-to-volume ratio. The video highlights potential applications of...
Catalyst University
Anatomy - Enterohepatic Circulation EXPLAINED
In this video, I explain the function of enterohepatic circulation and the anatomical structures/organs involved.
The Backyard Scientist
Marquis Reagent Synthesis and testing of Promethazine, modifinil, methylphenidate + more!
I show how to make the marquis reagent from formaldehyde and sulfuric acid, and preform tests on modifinil, promethazine, tizanidine, ritilin (methylphenidate), acetominiphen, and aspirin.
Professor Dave Explains
Stereospecificity vs. Stereoselectivity and Regiospecificity vs. Regioselectivity
Many organic chemistry students think that specificity and selectivity are essentially synonymous when describing the potential products of a chemical reaction. But this is not true! They have separate meanings and imply different...
Catalyst University
Amino Acid Metabolism - the Methionine (SAM) Cycle
Amino Acid Metabolism the Methionine (SAM) Cycle
Curated Video
Titration Calculations: How to Determine the Concentration of an Unknown Solution
In this video, the presenter discusses titration calculations, which are useful in determining the concentration of a solution by using a solution of known strength. The video explains the thought process and equations involved in...
Curated Video
Reactions of Metals with Oxygen, Acids and Water
This video explains the three main types of reactions that metals undergo: reactions with oxygen, reactions with acids, and reactions with water. The video provides word equations and examples of each type of reaction and notes any...
Practical Ninjas
The detection of radiations | Photosensitive Detectors | AI 01
Analytical Instrumentation (AI) deals with the instrumentation systems designed to perform quantitative and qualitative analysis of a sample. These instruments play a vital part in laboratories, quality control centres, research labs to...
Catalyst University
Caffeine Demethylase Mechanism
In this video, we discuss Caffeine Demethylase Mechanism
Catalyst University
Anatomy and Functions of the Quadriceps Femorii and Hamstrings
In this video, we discuss the antagonistic muscle groups controlling flexion and extension of the knee, respectively: hamstrings and quadriceps. Also, we name each muscles' origin, insertion, action, and exercises/movements that involve...
The Backyard Scientist
Making Petrified Lightning ...with electricity??
Making Petrified Lightning ...with electricity??
Curated Video
Electrolysis of Aqueous Solutions and Purification of Copper
The video is a tutorial on electrolysis of aqueous solutions. The speaker introduces the basic rules for electrolysis of aqueous solutions and how to predict the products using those rules. The examples are given for different...